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5310-00-261-7304 (1824)

5310-00-261-7304 is equivalent to manufacture part number 1824. It is a lock washer and is classified under Federal Supply Class 5310 (5310 - Nuts and Washers), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5310 - Nuts and Washers and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.

NSN 5310002617304
ALT NSN 5310-00-261-7304
NIIN 00-261-7304
NCB 00
FSC 5310
NSIN 261-7304
MNF PART 1824
DESC WASHER, LOCK
ALT DESC LOCK WASHER
MNF ALT's 1824 | 8512ITEM17 | 8517ITEM17 | 8519ITEM17 | AV7-2601-7PC701 | C77837BAPC810 | C77837BWPC810 | MA8-517NISSUE4PC701 | MB1131-2PC45 | MB1131-4PC45 | MB1131-5PC45 | MB1131PC45 | MB1148-4PC19 | MB1148-5PC19 | MB1148-6PC19 | MB1148PC19 | MB1149-2PC77 | MB1149-4PC77 | MB1149-5PC77 | MB1149PC77 | MB1150-2PC82 | MB1150-3PC82 | MB1150-4PC82 | MB1150-5PC82 | MB1150PC82 | MB2137PC33 | MB2154-1PC19 | MB2154PC19 | MB2155-1PC34 | MB2155PC34 | MB2158-1PC33 | MB2158PC33 | MB2176-1PC32 | MB2322-1PC19 | MB2323-1PC34 | MB2326-1PC33 | MB2326PC33 | MB2646-4PC19 | MB2646PC19 | MB2647-4PC34 | MB2647PC34 | MB2652PC33 | MB2662-2PC34 | MB2667-2PC33 | MB2692-1PC29 | MB2692-2PC29 | MB2724PC29 | MB2731PC19 | MB2732PC34 | MC1346S22-0-11ERPC19
OTHER ALT's 1824 | 8512ITEM17 | 8517ITEM17 | 8519ITEM17 | AV726017PC701 | C77837BAPC810 | C77837BWPC810 | MA8517NISSUE4PC701 | MB11312PC45 | MB11314PC45 | MB11315PC45 | MB1131PC45 | MB11484PC19 | MB11485PC19 | MB11486PC19 | MB1148PC19 | MB11492PC77 | MB11494PC77 | MB11495PC77 | MB1149PC77 | MB11502PC82 | MB11503PC82 | MB11504PC82 | MB11505PC82 | MB1150PC82 | MB2137PC33 | MB21541PC19 | MB2154PC19 | MB21551PC34 | MB2155PC34 | MB21581PC33 | MB2158PC33 | MB21761PC32 | MB23221PC19 | MB23231PC34 | MB23261PC33 | MB2326PC33 | MB26464PC19 | MB2646PC19 | MB26474PC34 | MB2647PC34 | MB2652PC33 | MB26622PC34 | MB26672PC33 | MB26921PC29 | MB26922PC29 | MB2724PC29 | MB2731PC19 | MB2732PC34 | MC1346S22011ERPC19
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Part & Reference Numbers (57)
Part NumberCAGEManufacturer StatusRNCCRNVCDACRNAACRNFCRNSCRNJCSADCHCCMSDS
1824 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
1824 78189 ITW SHAKEPROOF AUTOMOTIVE PRODUCTS H 5 9 X XX 3 B
8512ITEM17 83590 SMITH METER INC PARTS OPN A 3 2 X XX 3 D
8517ITEM17 83590 SMITH METER INC PARTS OPN A 3 2 X XX 3 D
8519ITEM17 83590 SMITH METER INC PARTS OPN A 3 2 X XX 3 D
AV7-2601-7PC701 81994 PHILADELPHIA NAVAL SHIPYARD H 5 9 X XX 3 B
C77837BAPC810 81994 PHILADELPHIA NAVAL SHIPYARD H 5 9 X XX 3 B
C77837BWPC810 81994 PHILADELPHIA NAVAL SHIPYARD H 5 9 X XX 3 B
MA8-517NISSUE4PC701 65090 JERED BROWN BROS INC LIBERTY WORKS R 5 9 5 9Z B
MA8-517NISSUE4PC701 98523 JERED LLC A C 1 5 ZZ 9F
MB1131-2PC45 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1131-4PC45 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1131-5PC45 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1131PC45 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1148-4PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1148-5PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1148-6PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1148PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1149-2PC77 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1149-4PC77 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1149-5PC77 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1149PC77 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1150-2PC82 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1150-3PC82 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1150-4PC82 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1150-5PC82 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB1150PC82 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2137PC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2154-1PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2154PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2155-1PC34 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2155PC34 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2158-1PC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2158PC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2176-1PC32 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2322-1PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2323-1PC34 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2326-1PC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2326PC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2646-4PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2646PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2647-4PC34 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2647PC34 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2652PC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2662-2PC34 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2667-2PC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2692-1PC29 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2692-2PC29 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2724PC29 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2731PC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MB2732PC34 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MC1346S22-0-11ERPC19 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MC1346S22-0-18ERPC29 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MC1346S22-0-21ERPC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MC1346S22-0-7ERPC33 20263 MKT GEOTECHNICAL SYSTEMS H 5 9 X XX 3 B
MX9-759T810 65090 JERED BROWN BROS INC LIBERTY WORKS R 5 9 5 9Z B
MX9-759T810 98523 JERED LLC A C 1 5 ZZ 9F
Item Characteristics (7)
MRCRequirementReply
AAUBHOLE DIAMETER0.512 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
ABKVOUTSIDE DIAMETER0.900 INCHES NOMINAL
ABPXMATERIAL THICKNESS0.040 INCHES NOMINAL
MATTMATERIALCOPPER ALLOY OVERALL
SFTTSURFACE TREATMENTCADMIUM OVERALL
STYLSTYLE DESIGNATORFLAT EXTERNAL TEETH
ZZZTNONDEFINITIVE SPEC/STD DATAB TYPE
MOE Rules (3)
MOE RuleFormerAssignedAMCAMSCIMCIMCANIMSCDSORPICASICAAACCollaboratorsReceivers
YW01 01-JUL-94 YW YW
ZP01 01-APR-91 ZP ZP
ZR01 01-JUL-97 ZR ZR
Freight / Transportation
NMFCSubUFCHMCLTLLCLWCCTCCSHCADCACCRVCIntegActyDescription
194120 Z 95100 W Q 713 Z 9 A VZ 1 XX WASHERS/GASKETS/PCKG DVCS NOI
Identification
Item Name Code (INC)14218
Primary INC (PINC)0014218
NIIN Assigned01-JAN-1963
Precious Metals Ind (PMIC)U
Criticality CodeX
DEMIL CodeA
DEMIL Integrity Code1
Hazardous Material Ind (HMIC)N
Item Indicator (II)1
Standardization / Related NSNs (2)
Related NSNISCDecision Date
311-JUL-1968
5310-00-948-9708111-JUL-1968
Supersedes (Cancelled NSNs) (1)
Cancelled NSNEffective
5310-00-477-480715-MAR-1971

If the NSN isn't available, are there substitutes or alternate part numbers for NSN 5310-00-261-7304?

NSN 5310-00-261-7304 is associated with the following manufacturer alternate part numbers: 1824, 8512ITEM17, 8517ITEM17, 8519ITEM17, AV7-2601-7PC701, C77837BAPC810, C77837BWPC810, MA8-517NISSUE4PC701, MB1131-2PC45, MB1131-4PC45, MB1131-5PC45, MB1131PC45, MB1148-4PC19, MB1148-5PC19, MB1148-6PC19, MB1148PC19, MB1149-2PC77, MB1149-4PC77, MB1149-5PC77, MB1149PC77, MB1150-2PC82, MB1150-3PC82, MB1150-4PC82, MB1150-5PC82, MB1150PC82, MB2137PC33, MB2154-1PC19, MB2154PC19, MB2155-1PC34, MB2155PC34, MB2158-1PC33, MB2158PC33, MB2176-1PC32, MB2322-1PC19, MB2323-1PC34, MB2326-1PC33, MB2326PC33, MB2646-4PC19, MB2646PC19, MB2647-4PC34, MB2647PC34, MB2652PC33, MB2662-2PC34, MB2667-2PC33, MB2692-1PC29, MB2692-2PC29, MB2724PC29, MB2731PC19, MB2732PC34, MC1346S22-0-11ERPC19. Whether you need to buy, order, or get wholesale pricing on any of these part numbers, NSN-PARTS.COM accepts quote requests for pricing and availability, including obsolete and hard-to-find inventory.

FAQ

5310-00-261-7304

What National Stock Number (NSN) Category does this 5310-00-261-7304


NSN 5310-00-261-7304 belongs to Federal Supply Class 5310 which is 5310 - Nuts and Washers. This FSC is part of the federal supply catalog maintained by the U.S. Department of Defense and is used to standardize the procurement and cataloging of military and government components across all branches of the armed forces and federal agencies.

What traceability documentation is available for parts ordered through NSN-PARTS.COM?

Traceability is a core part of our sourcing process. Depending on the part and its supply chain origin, we can provide Certificates of Conformance (C of C), manufacturer packing slips, date codes, lot codes, and sourcing documentation that traces the item back through the distribution chain. For government and defense procurement, we understand that documentation requirements can be strict if your purchase order or contract specifies particular traceability requirements, include them in your RFQ and we will confirm our ability to meet them before order confirmation.

Does NSN 5310-00-261-7304 have an alternate part number?

Yes. NSN 5310-00-261-7304 is also referenced by manufacturer part number MC1346S22011ERPC19, where MC1346S22011ERPC19 is the original equipment manufacturer designation for this item. When sourcing this part, buyers may encounter either the NSN 5310-00-261-7304 or the MPN MC1346S22011ERPC19 depending on the procurement system or supplier being used. NSN-PARTS.COM accepts quote requests using either the NSN or the manufacturer part number. For a full list of alternate part numbers associated with this NSN, see below.

Which country originally cataloged this NSN, and what is its National Codification Bureau (NCB) code?

Every NSN includes a two-digit National Codification Bureau (NCB) code in positions 5 and 6 of the full 13-digit number. That code identifies which country originally cataloged the item through the NATO codification system. You can find the NCB code for this part listed in the product description above. Use the table below to identify the originating country and its NATO membership status.

For this NSN, the NCB code is 00, which means it was originally cataloged by USA (NATO). Use the table below for a full reference of all NCB codes and their associated countries.

Country NCB Code(s) Status
USA00 and 01NATO
Unassigned (USA)02 through 10n/a
West Germany / Germany11n/a
Belgium12NATO
France13NATO
Italy14NATO
Czechoslovakia / Czech Republic15NATO
Netherlands16NATO
South Africa17NATO
Brazil18Tier 1
Canada19Tier 2
Denmark20 and 21NATO
Greece22NATO
Iceland23NATO
Norway24NATO
Portugal25NATO
Turkey26NATO
Luxembourg27NATO
Argentina28Tier 2
Japan29Tier 1
Israel30Tier 2
Singapore31Tier 2
Spain32NATO
Malaysia33Tier 2
Thailand34Tier 1
Egypt35Tier 1
Republic of Korea36Tier 2
Estonia37NATO
Romania38NATO
Slovakia39NATO
Austria40Tier 2
Slovenia41NATO
Poland42NATO
United Nations-standard items43n/a
Indonesia44Tier 2
Philippines45Other
Lithuania46NATO
Fiji47Other
Tonga48Other
Bulgaria49NATO
Hungary50NATO
Chile51Tier 1
Croatia52NATO
North Macedonia53NATO
Latvia54NATO
Oman55Tier 1
Russian Federation56Other
Finland57NATO
Albania58NATO
Kuwait59Other
Ukraine60Tier 2
Belarus61Tier 2
Morocco62Tier 1
Sweden63NATO
Papua, New Guinea64Other
Australia65Tier 2
Afghanistan66Other
Georgia67Tier 1
Saudi Arabia69n/a
United Arab Emirates70Tier 1
India71Tier 2
Serbia72Tier 2
Pakistan73Other
Bosnia-Herzegovina74Tier 1
Brunei75Tier 1
Montenegro76NATO
Jordan77Tier 1
Peru78Tier 1
Colombia79Tier 2
Qatar80Tier 1
Algeria81Other
New Zealand82Tier 2
United Kingdom98 and 99NATO
What is your process for locating excess inventory for hard-to-find NSN PARTS?

When a part is not immediately available through standard distribution channels, our sourcing team conducts a multi-channel search that includes authorized distributor networks, government surplus and DLA excess inventory, independent broker networks, and manufacturer direct channels where applicable. Every potential source is evaluated for authenticity and traceability before we present it as a viable option. We do not source from unvetted or unknown suppliers, and we will never offer parts we cannot document. If we locate stock, we provide full sourcing details with your quote so your procurement and quality teams can make an informed decision before committing to an order.

Are parts sourced through NSN-PARTS.COM traceable back to the original manufacturer?

We make every effort to ensure full chain-of-custody traceability for every part we supply. Our preferred sourcing path is always manufacturer-direct or through authorized distribution channels, which provides the strongest traceability and the lowest counterfeit risk. When parts must be sourced through independent or excess channels; as is often the case for obsolete or long-discontinued components, we require sourcing documentation at every link in the chain and apply additional scrutiny to confirm authenticity. Parts that cannot be adequately documented are not offered for sale. If your program has specific traceability requirements such as QPL, QML, or QSLD compliance, please include those details in your RFQ so we can confirm sourcing eligibility upfront.

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Diane R., Defense Contractor – Procurement

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