The Insert,screw Thread, cataloged under National Stock Number 5325-00-448-7522, 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 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5325-00-448-7522 |
| Primary Part Number | 446922 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Width Across Flats | 1.614 INCHES MINIMUM AND 1.627 INCHES MAXIMUM IN |
| Length | 0.840 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN |
| Flange Thickness | 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Insert Size | 1.312-18 UNEF,CLASS 3A A |
| Criticality Code Justification | FEAT |
| Style Designator | FLANGE |
| Material Document and Classification | AMS 5022 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL COMP 1117 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 446922 | Rtx Corporation Div Pratt & Whitney (USA) |
| 446922 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 446922 | 5/9 Secondary reference Kito Mfg Co. Ltd |
| 446922 | 5/9 Secondary reference Kwik File Storage Systems Llc |
| 446922 | 5/9 Secondary reference Kito Mfg Co. Ltd |
NSN 5325-00-448-7522 is a Insert,screw Thread, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-448-7522 has 2 manufacturer part numbers on file: 446922 (Rtx Corporation Div Pratt & Whitney), 446922 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 5355-00-559-6284. Verify interchangeability with system specifications before substitution.
Key specifications for 446922: Width Across Flats: 1.614 INCHES MINIMUM AND 1.627 INCHES MAXIMUM IN; Length: 0.840 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN; Flange Thickness: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN; Insert Size: 1.312-18 UNEF,CLASS 3A A. 8 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.