The Setscrew, cataloged under National Stock Number 5305-00-033-5237, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins France Div Collins Aerospace - Avionics. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-033-5237 |
| Primary Part Number | 335-0021-000 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Rockwell Collins France Div Collins Aerospace - Avionics |
| Status | ACTIVE |
| Spline Minor Diameter | 0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN |
| Fastener Length | 0.188 INCHES NOMINAL IN |
| Spline Width | 0.025 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
| Thread Length | 0.188 INCHES MAXIMUM IN |
| Spline Major Diameter | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CUP |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 335-0021-000 | Rockwell Collins France Div Collins Aerospace - Avionics (FRA) |
| Reference | Meaning |
|---|---|
| K27J972P7 | 3/9 Design control — primary reference General Electric Company |
| 335-0021-000 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-00-033-5237 is a Setscrew, manufactured by Rockwell Collins France Div Collins Aerospace - Avionics, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-033-5237 has 1 manufacturer part number on file: 335-0021-000 (Rockwell Collins France Div Collins Aerospace - Avionics).
Key specifications for 335-0021-000: Spline Minor Diameter: 0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN; Fastener Length: 0.188 INCHES NOMINAL IN; Spline Width: 0.025 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN; Thread Length: 0.188 INCHES MAXIMUM IN. 15 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.