# NSN 5340-01-238-8428: Clamp, Loop

NSN 5340-01-238-8428 (also written 5340012388428; NIIN 01-238-8428) is a clamp, loop in Federal Supply Class 5340, Hardware, Commercial. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5340-01-238-8428 (5340012388428)
- NIIN: 01-238-8428 (012388428)
- 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 2026-10-10)
- 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 0.281 |
| ABPX | MATERIAL THICKNESS | INCHES NOMINAL 0.020 |
| AZCY | CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE | INCHES MINIMUM 0.546 AND INCHES MAXIMUM 0.576 |
| AZDC | DISTANCE FROM LOOP CENTER TO TONGUE END | INCHES NOMINAL 0.779 |
| BZTN | LOOP INSIDE DIAMETER | INCHES NOMINAL 0.312 |
| MATT | MATERIAL | BAND STEEL COMP 631 |
| MATT | MATERIAL | CUSHION RUBBER BUTADIENE NITRILE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BAND MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-25043,COND TH1100 |
| SFTT | SURFACE TREATMENT | BAND PASSIVATE |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| HS5400-0005 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HS5400-0005 | 8V613 | THE BOEING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| TA0260004NB05 | 84971 | TA AEROSPACE CO DIV TA AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE7L126P9H63](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340012388428) | CLAMP, LOOP | TA AEROSPACE CO DIV TA AEROSPACE | $3,400.00 |
| 2026-09-23 | [SPE7L126P9H63](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340012388428) | CLAMP, LOOP | TA AEROSPACE CO DIV TA AEROSPACE | $3,400.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5340012388428&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340012388428
- 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/5340-01-238-8428/
JSON: https://nsnexplorer.com/api/nsn/5340-01-238-8428.json