# NSN 5340-01-517-4924: Retainer, Helical Compression SPR

NSN 5340-01-517-4924 (also written 5340015174924; NIIN 01-517-4924) is a retainer, helical compression spr in Federal Supply Class 5340, Hardware, Commercial. 3 manufacturer part numbers from 1 supplier are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5340-01-517-4924 (5340015174924)
- NIIN: 01-517-4924 (015174924)
- Item name: RETAINER,HELICAL COMPRESSION SPR
- Federal Supply Class: [FSC 5340 Hardware, Commercial](https://nsnexplorer.com/fsc/5340/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AASG | CASEHARDENING INDICATOR | NOT CASE-HARDENED |
| ABKG | BOLT CIRCLE DIAMETER | INCHES NOMINAL 7.000 |
| ABKK | FLANGE DIAMETER | INCHES NOMINAL 8.290 |
| ABKU | FLANGE THICKNESS | INCHES NOMINAL 1.480 |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 6.592 |
| ABTB | MOUNTING HOLE DIAMETER | INCHES MINIMUM 0.561 AND INCHES MAXIMUM 0.570 |
| ADAR | BODY OUTSIDE DIAMETER | INCHES NOMINAL 5.234 |
| ADAS | BODY INSIDE DIAMETER | INCHES NOMINAL 4.120 |
| BWRC | END HOLE DIAMETER | INCHES NOMINAL 1.300 |
| CDKF | LIP THICKNESS | INCHES NOMINAL 1.309 |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4D08634 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4D08634-001 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6509E59FN12 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-2976 | 7 | 2026-10-20 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5340015174924&category=nsn) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE4A122G0004/SPE4A626F434M](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340015174924) | RETAINER, HELICAL CO | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS | $90,228.90 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5340015174924&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340015174924
- 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/5340-01-517-4924/
JSON: https://nsnexplorer.com/api/nsn/5340-01-517-4924.json