The Insert,screw Thread, cataloged under National Stock Number 5325-00-385-9272, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-00-385-9272 |
| Primary Part Number | 4028149 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Flange Diameter | 1.610 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN |
| Length | 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN |
| Flange Thickness | 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN |
| Insert Size | 1.375-18 UNJEF 3A A |
| Style Designator | FLANGE |
| 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 |
|---|---|
| 4028149 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4028149 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4028149 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 5325-00-385-9272 is a Insert,screw Thread, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-385-9272 has 2 manufacturer part numbers on file: 4028149 (Rtx Corporation Div Pratt & Whitney), 4028149 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4028149: Flange Diameter: 1.610 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN; Length: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN; Flange Thickness: 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN; Insert Size: 1.375-18 UNJEF 3A A. 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.