# NSN 5310-01-151-4138: Washer, Spring Tension

NSN 5310-01-151-4138 (also written 5310011514138; NIIN 01-151-4138) is a washer, spring tension in Federal Supply Class 5310, Nuts and Washers. 7 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5310-01-151-4138 (5310011514138)
- NIIN: 01-151-4138 (011514138)
- Item name: WASHER,SPRING TENSION
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 2.740 |
| ABKV | OUTSIDE DIAMETER | INCHES NOMINAL 3.519 |
| ABKW | OVERALL HEIGHT | INCHES MINIMUM 0.265 AND INCHES MAXIMUM 0.280 |
| ABPX | MATERIAL THICKNESS | INCHES MAXIMUM 0.038 |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 46.0 AND ROCKWELL C MAXIMUM 49.0 |
| MATT | MATERIAL | OVERALL STEEL COMP 1075 OR STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD 1ST MATERIAL RESPONSE SAE OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-16113 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 400638-1-F | 50380 | RELIANCE ELECTRIC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 400638-1-F | 71956 | RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 400638001F | 54ZA4 | ABB MOTORS & MECHANICAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 400638001F | 71956 | RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 801629-504 PC NO 44A | 71956 | RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 87230 PC 68 | 71956 | RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 87230 PIECE 68 | 50380 | RELIANCE ELECTRIC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-16 | $10.26 | 37 | APPLIED INDUSTRIAL TECHNOLOGIES, INC. DBA APPLIED INDUSTRIAL TECHNOLOGIES | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310011514138) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310011514138&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310011514138
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/5310-01-151-4138/
JSON: https://nsnexplorer.com/api/nsn/5310-01-151-4138.json