The Insert,screw Thread, cataloged under National Stock Number 5325-01-018-1487, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5325-01-018-1487 |
| Primary Part Number | 69724-22-6 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Width Across Flats | 0.252 INCHES MINIMUM AND 0.262 INCHES MAXIMUM IN |
| Length | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Insert Size | 0.375-16 |
| Style Designator | KEYLOCK |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Internal Thread Relief Depth | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Top Unthreaded Portion Outside Diameter | 0.287 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN |
| Top Portion Unthreaded Outside Length | 0.052 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 90.0 DEGREES NOMINAL |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 303 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 |
|---|---|
| 69724-22-6 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 1246-7-6 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
| 943BW-4SE0375 | 3/9 Design control — primary reference Stanley Engineered Fastening Llc |
NSN 5325-01-018-1487 is a Insert,screw Thread, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-018-1487 has 1 manufacturer part number on file: 69724-22-6 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 4520-01-536-1470. Verify interchangeability with system specifications before substitution.
Key specifications for 69724-22-6: Width Across Flats: 0.252 INCHES MINIMUM AND 0.262 INCHES MAXIMUM IN; Length: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Insert Size: 0.375-16; Style Designator: KEYLOCK. 14 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.