The Screw,close Tolerance, cataloged under National Stock Number 5305-01-671-2620, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Boeing Distribution Services X, Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-671-2620 |
| Primary Part Number | NAS1134E8 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Boeing Distribution Services X, Inc. |
| Status | ACTIVE |
| Fastener Length | 0.015 INCHES NOMINAL IN |
| Thread Length | 0.316 INCHES NOMINAL IN |
| Head Style | PAN |
| Thread Direction | LEFT-HAND |
| Grip Length | 0.10 INCHES NOMINAL IN |
| Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| Material | STEEL AND TITANIUM OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| NAS1134E8 PRIMARY | Boeing Distribution Services X, Inc. (USA) |
| Reference | Meaning |
|---|---|
| NAS1134E8 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-671-2620 is a Screw,close Tolerance, manufactured by Boeing Distribution Services X, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-671-2620 has 1 manufacturer part number on file: NAS1134E8 (Boeing Distribution Services X, Inc.).
Key specifications for NAS1134E8: Fastener Length: 0.015 INCHES NOMINAL IN; Thread Length: 0.316 INCHES NOMINAL IN; Head Style: PAN; Thread Direction: LEFT-HAND. 8 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.