The Screw,machine, cataloged under National Stock Number 5305-01-431-7596, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Apollo Aerospace. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-431-7596 |
| Primary Part Number | A3013151-6 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Apollo Aerospace |
| Status | ACTIVE |
| Head Height | 2.56 MILLIMETERS MINIMUM AND 2.95 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | G |
| Locking Feature Material Document and Classification | -P-410 MIL SPEC 9TH MATERIAL RESPONSE |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 11.5 MILLIMETERS MINIMUM AND 12.0 MILLIMETERS MAXIMUM MM |
| Screw Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Pitch in Millimeters | 0.6 |
| Thread Length | 11.5 MILLIMETERS MINIMUM AND 12.0 MILLIMETERS MAXIMUM MM |
| Locking Feature Material | PLASTIC VINYL CHLORIDE |
| Nominal Thread Diameter | 4.0 MILLIMETERS MM |
| Features Provided | O RING |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PATCH |
| Screw Material | STEEL COMP 303 |
| Internal Drive Style | SLOT |
| Thread Series Designator | M |
| Head Diameter | 9.10 MILLIMETERS MINIMUM AND 9.50 MILLIMETERS MAXIMUM MM |
| Screw Surface Treatment Document and Classification | QQ-P-35 MIL SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| A3013151-6 PRIMARY | Apollo Aerospace (USA) |
| A3013151-6 PRIMARY | B&b Hardware, Inc. Div Sealtight Fastener - Sealtight Technology (USA) |
| Reference | Meaning |
|---|---|
| A3013151-6 | 3/2 Design control — primary reference U.S. Government activity |
| A3013151-6 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5305-01-431-7596 is a Screw,machine, manufactured by Apollo Aerospace, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-431-7596 has 2 manufacturer part numbers on file: A3013151-6 (Apollo Aerospace), A3013151-6 (B&b Hardware, Inc. Div Sealtight Fastener - Sealtight Technology).
Key specifications for A3013151-6: Head Height: 2.56 MILLIMETERS MINIMUM AND 2.95 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: G; Locking Feature Material Document and Classification: -P-410 MIL SPEC 9TH MATERIAL RESPONSE; Screw Surface Treatment: PASSIVATE. 19 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.