# NSN 5310-00-601-7542: Washer, Flat

NSN 5310-00-601-7542 (also written 5310006017542; NIIN 00-601-7542) is a washer, flat in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5310-00-601-7542 (5310006017542)
- NIIN: 00-601-7542 (006017542)
- Item name: WASHER,FLAT
- 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 Q: the government lacks adequate data or rights, but breakout to competition is expected. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | OVERALL WOOL COMP 16R1 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| ABMX | CENTER HOLE SHAPE STYLE | — |
| ABMW | PERIPHERAL SHAPE STYLE | — |
| ADAV | OVERALL DIAMETER | INCHES MINIMUM 0.610 AND INCHES MAXIMUM 0.620 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PROTECTIVE, SEAL |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 0.420 AND INCHES MAXIMUM 0.430 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE SAE |
| ABNM | THICKNESS | INCHES NOMINAL 0.110 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 542409 | 45934 | ONTIC ENGINEERING & MANUFACTURING, INC DBA ONTIC US | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 542409 | 73030 | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310006017542&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310006017542
- 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/5310-00-601-7542/
JSON: https://nsnexplorer.com/api/nsn/5310-00-601-7542.json