The Nut,special, cataloged under National Stock Number 5310-00-074-9637, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-074-9637 |
| Primary Part Number | 454393 |
| Item Name | Nut,special |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL AMS5735,0.450 INCHES LONG,2 THREADED HOLES 1/4-28 UNFLOCATEDWITHIN 0.005 INCHES OF TRUE POSITION,0.215 INCHES MIN,0.225 INCHES MAX THICKNESS IN |
| 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 |
|---|---|
| 454393 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 454393 | 5/9 Secondary reference Habegger Ag |
| 454393 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 5310-00-074-9637 is a Nut,special, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-074-9637 has 1 manufacturer part number on file: 454393 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 454393: General Characteristics Item Description: STEEL AMS5735,0.450 INCHES LONG,2 THREADED HOLES 1/4-28 UNFLOCATEDWITHIN 0.005 INCHES OF TRUE POSITION,0.215 INCHES MIN,0.225 INCHES MAX THICKNESS IN. 1 specification is 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.