The Insert,panel Fastener, cataloged under National Stock Number 5325-01-177-8538, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-177-8538 |
| Item Name | Insert,panel Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Precious Material | SILVER |
| Material Document and Classification | AMS 5732 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5737 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Surface Treatment | SILVER OVERALL |
| Precious Material and Location | EXTERNAL SURFACES SILVER |
| Shoulder Diameter | 0.308 INCHES MINIMUM AND 0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM0.312 INCHES MAXIMUM IN |
| Material | IRON ALLOY 660 OVERALL |
| Thread Size and Series/type Designator | 0.190-32 UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | THREADEDTHREADED |
| 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 |
|---|---|
| 3M225C3 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| CL6444-02 | 5/9 Secondary reference Harvard Industries Inc |
| 3M225C3 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| SL1966C3 | 5/9 Secondary reference U.S. Government activity |
| 3M225C3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-177-8538 is a Insert,panel Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-177-8538: Surface Treatment Document and Classification: AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Precious Material: SILVER; Material Document and Classification: AMS 5732 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5737 ASSN STD 2ND MATERIAL RESPONSE OVERALL; Overall Length: 0.302 INCHES MINIMUM AND 0.302 INCHES MINIMUM AND 0.308 INCHES MAXIMUM0.308 INCHES MAXIMUM IN. 9 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.