# NSN 5310-01-057-3769: Washer, Lock

NSN 5310-01-057-3769 (also written 5310010573769; NIIN 01-057-3769) is a washer, lock in Federal Supply Class 5310, Nuts and Washers. 5 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5310-01-057-3769 (5310010573769)
- NIIN: 01-057-3769 (010573769)
- Item name: WASHER,LOCK
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 0.377 AND INCHES MAXIMUM 0.385 |
| ABKV | OUTSIDE DIAMETER | INCHES MAXIMUM 0.550 |
| ABPX | MATERIAL THICKNESS | INCHES MINIMUM 0.125 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 155000 |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 33.0 AND ROCKWELL C MAXIMUM 40.0 |
| HEAT | HEAT TREATMENT | COLD DRAWN AND AGE HARDENING |
| MATT | MATERIAL | OVERALL NICKEL ALLOY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-N-286,CL A,F- 2 |
| STYL | STYLE DESIGNATOR | — |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | CLASS G |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATERIAL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4398602-A-107 | 25685 | NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4398602-A-107 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FF-W-84 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS51848-12MONEL | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS-585-4398602 ITEM 107 | 25685 | NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-14 | $9.00 | 39 | FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310010573769) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-14 | [SPE4A627V0471](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310010573769) | WASHER, LOCK | FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC | $351.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310010573769&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310010573769
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5310-01-057-3769/
JSON: https://nsnexplorer.com/api/nsn/5310-01-057-3769.json