The Insert,screw Thread, cataloged under National Stock Number 5325-00-064-0185, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-064-0185 |
| Primary Part Number | GB540B12N32 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Length | 1.094 INCHES NOMINAL IN |
| Insert Size | 1.125-12 UNF CLASS 3A A |
| Style Designator | SERRATED |
| Features Provided | INDIVIDUALLY KEYED |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| 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 |
|---|---|
| GB540B12N32 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| RD313SN16L | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-00-064-0185 is a Insert,screw Thread, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-064-0185 has 1 manufacturer part number on file: GB540B12N32 (Northrop Grumman Systems Corporation).
Key specifications for GB540B12N32: Length: 1.094 INCHES NOMINAL IN; Insert Size: 1.125-12 UNF CLASS 3A A; Style Designator: SERRATED; Features Provided: INDIVIDUALLY KEYED. 5 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.