The Fastener,spring Tension,trim, cataloged under National Stock Number 5325-01-178-2149, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Monadnock Company, the Dba Lisi Aerospace. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-178-2149 |
| Primary Part Number | 295796-E172G |
| Item Name | Fastener,spring Tension,trim |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Monadnock Company, the Dba Lisi Aerospace |
| Status | ACTIVE |
| Head Height | 0.100 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 1 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| Fastener Outside Diameter | 0.600 INCHES NOMINAL IN |
| Fastener Style | TENSION |
| Largest Prong Width | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Material | STEEL COMP 1010 OR STEEL COMP 1050 OVERALL |
| Fastener Overall Length | 1.110 INCHES NOMINAL IN |
| Length From Head to Largest Prong Width | 0.560 INCHES NOMINAL IN |
| 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 |
|---|---|
| 295796-E172G PRIMARY | Monadnock Company, the Dba Lisi Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 295796-B172G | 5/9 Secondary reference Monadnock Company, the Dba Lisi Aerospace |
| BACC15F5A | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5325-01-178-2149 is a Fastener,spring Tension,trim, manufactured by Monadnock Company, the Dba Lisi Aerospace, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-178-2149 has 1 manufacturer part number on file: 295796-E172G (Monadnock Company, the Dba Lisi Aerospace).
Key specifications for 295796-E172G: Head Height: 0.100 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 1 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633 ASSN STD 2ND TREATMENT RESPONSE OVERALL; Fastener Outside Diameter: 0.600 INCHES NOMINAL IN; Fastener Style: TENSION. 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.