# NSN 4240-01-525-4777: Neck Strap, Replacement

NSN 4240-01-525-4777 (also written 4240015254777; NIIN 01-525-4777) is a neck strap, replacement in Federal Supply Class 4240, Safety and Rescue Equipment. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4240-01-525-4777 (4240015254777)
- NIIN: 01-525-4777 (015254777)
- Item name: NECK STRAP,REPLACEMENT
- Federal Supply Class: [FSC 4240 Safety and Rescue Equipment](https://nsnexplorer.com/fsc/4240/)
- Federal Supply Group: [FSG 42](https://nsnexplorer.com/group/42/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | PACKAGE OF 24. REPLACEMENT SNAP-ON NECK LEASH FOR THE ESS ICE2 SPECTACLES. |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 740-0254 | 1NG39 | EYE SAFETY SYSTEMS INC DIV EYE SAFETY SYSTEMS, INC. A SUBSIDIARY OF OAKLEY CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ESSLSH-24 | 1NG39 | EYE SAFETY SYSTEMS INC DIV EYE SAFETY SYSTEMS, INC. A SUBSIDIARY OF OAKLEY CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-01 | [SPE8EJ21D0032/SPE8EJ27F0009](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $65.94 |
| 2026-10-01 | [SPE8EJ21D0032/SPE8EJ27F0014](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $65.94 |
| 2026-10-01 | [SPE8EJ21D0032/SPE8EJ27F0026](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $65.94 |
| 2026-10-01 | [SPE8EJ21D0032/SPE8EJ27F0028](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $65.94 |
| 2026-10-01 | [SPE8EJ21D0032/SPE8EJ27F0033](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $263.76 |
| 2026-10-01 | [SPE8EJ21D0032/SPE8EJ27F0034](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $65.94 |
| 2026-10-01 | [SPE8EJ21D0032/SPE8EJ27F0037](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $197.82 |
| 2026-10-01 | [SPE8EJ21D0032/SPE8EJ27F0047](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $131.88 |
| 2026-09-29 | [SPE8EJ21D0032/SPE8EJ26F215Y](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $65.94 |
| 2026-09-24 | [SPE8EJ21D0032/SPE8EJ26F181R](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777) | NECK STRAP, REPLACEMENT | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $395.64 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4240015254777&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015254777
- 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/4240-01-525-4777/
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