The Screw,shoulder, cataloged under National Stock Number 5305-00-772-9797, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Am General Llc. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-772-9797 |
| Primary Part Number | 118157 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Head Height | 0.126 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Fastener Length | 0.406 INCHES NOMINAL IN |
| Shoulder Length | 0.170 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.175 INCHES MINIMUM AND 0.180 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.236 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | QQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | ZINC OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.437 INCHES NOMINAL 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 |
|---|---|
| 118157 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 21216F1 | 5/9 Secondary reference Hall C M Lamp Co |
NSN 5305-00-772-9797 is a Screw,shoulder, manufactured by Am General Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-772-9797 has 1 manufacturer part number on file: 118157 (Am General Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5970-01-028-6474, 4730-01-430-9001. Verify interchangeability with system specifications before substitution.
Key specifications for 118157: Head Height: 0.126 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN; Fastener Length: 0.406 INCHES NOMINAL IN; Shoulder Length: 0.170 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.175 INCHES MINIMUM AND 0.180 INCHES MAXIMUM FIRST SHOULDER IN. 17 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.