The Screw,close Tolerance, cataloged under National Stock Number 5305-01-129-2200, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-129-2200 |
| Primary Part Number | HT4041-7-16-9 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Fastener Length | 1.547 INCHES MINIMUM AND 1.577 INCHES MAXIMUM IN |
| Thread Length | 0.537 INCHES MINIMUM AND 0.587 INCHES MAXIMUM IN |
| Material Document and Classification | 23-112,TY D,FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Grip Diameter | 0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | HIGH-TORQUE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.612 INCHES MINIMUM AND 0.672 INCHES MAXIMUM 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 |
|---|---|
| HT4041-7-16-9 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HT4041-7-16-9 | Huck International, Inc (USA) |
| HT4041-7-16-9 | West Coast Aerospace, Inc. (USA) |
| HT4041-7-16-9 | Howmet Global Fastening Systems Inc (USA) |
| HT4041-7-16-9 PRIMARY | Hi-Shear Corporation (USA) |
| 3M707-7-16-9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M707-7-16-9 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| 11873-7-16-9 | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| HT4041-7-16-9 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HT4041-7-16-9 | 5/9 Secondary reference U.S. Government activity |
| HT4041-7-16-9 | 5/2 Secondary reference U.S. Government activity |
| 10115193 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| HT4041-7-16-9 | 5/2 Secondary reference U.S. Government activity |
| HT4041-7-16-9 | 5/9 Secondary reference Sps Technologies Inc |
| 3M707-7-16-9 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 5305-01-129-2200 is a Screw,close Tolerance, manufactured by Hi-Shear Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-129-2200 has 8 manufacturer part numbers on file: HT4041-7-16-9 (Fastener Innovation Technology, Inc. Dba F I T), HT4041-7-16-9 (Huck International, Inc), HT4041-7-16-9 (West Coast Aerospace, Inc.), HT4041-7-16-9 (Howmet Global Fastening Systems Inc), HT4041-7-16-9 (Hi-Shear Corporation) and 3 more.
Key specifications for HT4041-7-16-9: Fastener Length: 1.547 INCHES MINIMUM AND 1.577 INCHES MAXIMUM IN; Thread Length: 0.537 INCHES MINIMUM AND 0.587 INCHES MAXIMUM IN; Material Document and Classification: 23-112,TY D,FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.438 INCHES 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.