The Guide,receiver,fueling System, cataloged under National Stock Number 2040-01-137-7880, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Stag Microsystems Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-137-7880 |
| Primary Part Number | 255761-7 |
| Item Name | Guide,receiver,fueling System |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Stag Microsystems Inc |
| Status | ACTIVE |
| FSC Application Data | RECEIVER,FUELING SYSTEM,MARINE |
| Type/model Designation | M450-1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 255761-7 PRIMARY | Stag Microsystems Inc (USA) |
| Reference | Meaning |
|---|---|
| 2255761-7 | 5/9 Secondary reference U.S. Government activity |
NSN 2040-01-137-7880 is a Guide,receiver,fueling System, manufactured by Stag Microsystems Inc, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-137-7880 has 1 manufacturer part number on file: 255761-7 (Stag Microsystems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5342-01-221-7624. Verify interchangeability with system specifications before substitution.
Key specifications for 255761-7: FSC Application Data: RECEIVER,FUELING SYSTEM,MARINE; End Item Identification: 2040-00-850-5146; Type/model Designation: M450-1. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.