# NSN 5340-01-644-8637: Clamp, Block, Section

NSN 5340-01-644-8637 (also written 5340016448637; NIIN 01-644-8637) is a clamp, block, section in Federal Supply Class 5340, Hardware, Commercial. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5340-01-644-8637 (5340016448637)
- NIIN: 01-644-8637 (016448637)
- Item name: CLAMP,BLOCK,SECTION
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-28)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABTJ | MOUNTING HOLE QUANTITY | 4 |
| AFEC | DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH | MILLIMETERS NOMINAL 10.0 |
| AXPC | CENTER TO CENTER DISTANCE BETWEEN FIRST AND SECOND MOUNTING HOLES | MILLIMETERS MINIMUM 73.75 |
| BYGG | BLOCK HEIGHT | MILLIMETERS MINIMUM 10.0 |
| FEAT | SPECIAL FEATURES | SEE DRAWING FOR FURTHER DETAILS |
| MATT | MATERIAL | RUBBER BUTADIENE NITRILE |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 8603752 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-27 | [SPE7L126V196D](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340016448637) | CLAMP, BLOCK, SECTION | BASIC RUBBER AND PLASTICS CO. | $1,759.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5340016448637&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340016448637
- 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/5340-01-644-8637/
JSON: https://nsnexplorer.com/api/nsn/5340-01-644-8637.json