# NSN 5340-01-312-3441: Clamp, Loop

NSN 5340-01-312-3441 (also written 5340013123441; NIIN 01-312-3441) is a clamp, loop in Federal Supply Class 5340, Hardware, Commercial. 6 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5340-01-312-3441 (5340013123441)
- NIIN: 01-312-3441 (013123441)
- Item name: CLAMP,LOOP
- 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 2026-10-28)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAAL | TONGUE HOLE TYPE | UNTHREADED ROUND |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 0.500 |
| ABMZ | DIAMETER | INCHES NOMINAL 0.204 |
| ABPX | MATERIAL THICKNESS | INCHES NOMINAL 0.064 |
| AZCY | CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE | INCHES MINIMUM 1.524 AND INCHES MAXIMUM 1.554 |
| AZDC | DISTANCE FROM LOOP CENTER TO TONGUE END | INCHES NOMINAL 1.834 |
| BZTN | LOOP INSIDE DIAMETER | INCHES NOMINAL 2.125 |
| MATT | MATERIAL | BAND ALUMINUM ALLOY |
| MATT | MATERIAL | NUT RUBBER CHLOROPRENE CLASS CR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BAND FED SPEC SINGLE MATERIAL RESPONSE QQ-A-250 T4 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | NUT ASSN STD SINGLE MATERIAL RESPONSE A-S 3209 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10448892 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 815WD34 | 83930 | TRANSDIGM INC DBA ADEL WIGGINS GROUP DIV ADEL WIGGINS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| JM44LC28WD34 | 22175 | J & M PRODUCTS, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| S663WDG34 | 18076 | UMPCO, INC. DBA UMPCO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST9M588WDG34 | 76301 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST9M630H34 | 76301 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-27 | [SPE7L125V083B](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340013123441) | CLAMP, LOOP | BOEING DISTRIBUTION SERVICES, INC. | $1,605.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5340013123441&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340013123441
- 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/5340-01-312-3441/
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