The Insert,screw Thread, cataloged under National Stock Number 5325-01-043-2227, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Stanley Engineered Fastening Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-043-2227 |
| Primary Part Number | 1191-4CNY375 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Stanley Engineered Fastening Llc |
| Status | ACTIVE |
| Length | 1.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Insert Size | 0.306 IN. MIN 0.326 IN. MAX IN |
| Style Designator | COIL |
| Material Document and Classification | AMS 7245 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.250 INCHES IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 1191-4CNY375 | Stanley Engineered Fastening Llc (USA) |
| Reference | Meaning |
|---|---|
| 26J100N4M | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| 1191-4CNY-0375 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
| 26J100N4M | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
NSN 5325-01-043-2227 is a Insert,screw Thread, manufactured by Stanley Engineered Fastening Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-043-2227 has 1 manufacturer part number on file: 1191-4CNY375 (Stanley Engineered Fastening Llc).
Key specifications for 1191-4CNY375: Length: 1.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Insert Size: 0.306 IN. MIN 0.326 IN. MAX IN; Style Designator: COIL. 11 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.