The Connector,receptacle,fiber Optic, cataloged under National Stock Number 6060-01-423-0556, is classified within Federal Supply Class 6060 (Fiber Optic Interconnectors) of the Fiber Optics Materials, Components, Assemblies, and Accessories group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6060-01-423-0556 |
| Item Name | Connector,receptacle,fiber Optic |
| FSC / FSG | 6060 / 60 — Fiber Optic Interconnectors |
| Status | ACTIVE |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING W/BACKSHELL |
| Mating End Quantity | 1 |
| Unthreaded Mounting Hole Diameter | 0.115 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 0.958 INCHES MINIMUM AND 0.978 INCHES MAXIMUM IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.958 INCHES MINIMUM AND 0.978 INCHES MAXIMUM IN |
| Distance From Mounting Shoulder to Front Face | 0.105 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-C-28876/2 | 5/9 Secondary reference U.S. Government activity |
| M28876/2C11S1 | 2/2 Government specification standardization U.S. Government activity |
| MIL-PRF-28876/2 | 4/1 Identification reference U.S. Government activity |
| MIL-PRF-28876E | 5/9 Secondary reference U.S. Government activity |
NSN 6060-01-423-0556 is a Connector,receptacle,fiber Optic, classified under FSC 6060, Fiber Optic Interconnectors. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6060-01-565-8838. Verify interchangeability with system specifications before substitution.
Key specifications for 6060-01-423-0556: Overall Height: 1.116 INCHES MINIMUM AND 1.158 INCHES MAXIMUM IN; Body Style: STRAIGHT SHAPE, EXTERNAL COUPLING W/BACKSHELL; Mating End Quantity: 1; Unthreaded Mounting Hole Diameter: 0.115 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN. 6 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.