The Setscrew, cataloged under National Stock Number 5305-00-474-0513, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Corporation. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-00-474-0513 |
| Primary Part Number | 53437 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Point Diameter | 0.184 INCHES MINIMUM AND 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM0.186 INCHES MAXIMUM IN |
| Point Length | 0.125 INCHES NOMINAL IN |
| Fastener Length | 0.344 INCHES NOMINAL0.344 INCHES NOMINAL IN |
| Thread Length | 0.219 INCHES MINIMUM0.219 INCHES MINIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALLSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 45.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Point Style | CHAMFER DOG |
| Internal Drive Style | CROSS RECESS TYPE 1CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 1818 |
| Material | STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC)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 |
|---|---|
| 53437 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 53437 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
| 53437 | 3/9 Design control — primary reference Goodrich Corp Dba Goodrich Corp |
NSN 5305-00-474-0513 is a Setscrew, manufactured by Goodrich Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-474-0513 has 1 manufacturer part number on file: 53437 (Goodrich Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4520-01-377-6718. Verify interchangeability with system specifications before substitution.
Key specifications for 53437: Point Diameter: 0.184 INCHES MINIMUM AND 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM0.186 INCHES MAXIMUM IN; Point Length: 0.125 INCHES NOMINAL IN; Fastener Length: 0.344 INCHES NOMINAL0.344 INCHES NOMINAL IN; Thread Length: 0.219 INCHES MINIMUM0.219 INCHES MINIMUM IN. 16 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.