The Screw,close Tolerance, cataloged under National Stock Number 5305-01-110-9770, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 17 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-110-9770 |
| Primary Part Number | 3M925C3-9A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Head Height | 0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| Fastener Length | 0.953 INCHES MINIMUM AND 0.983 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-83488,TYPE2,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.381 INCHES MINIMUM AND 0.481 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK UNDERCUT |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM AND CHROMATE 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 | 32 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.376 INCHES MINIMUM AND 0.381 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 |
|---|---|
| HT4067-3-9A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HT4067-3-9A | Hi-Shear Corporation (USA) |
| 3M925C3-9A | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3M925C3-9A | Heartland Precision Fasteners Inc (USA) |
| 3M925C3-9A | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| HT4067-3-9A | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HT4067-3-9A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M925C3-9A | Houston Precision Fasteners I Lp (USA) |
| HT4067-3-9A | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 3M925C3-9A | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| HT4067-3-9A | Howmet Global Fastening Systems Inc (USA) |
| WC4067-3-9A | West Coast Aerospace, Inc. (USA) |
| HT4067-3-9A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 3M925C3-9A PRIMARY | The Boeing Company Div Defense (USA) |
| 11881C3-9A | Reid Products Inc. Dba Reid Products Inc (USA) |
| HT4067-3-9A | Huck International, Inc (USA) |
| HT4067-3-9A | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| Reference | Meaning |
|---|---|
| HT4067-3-9A | 5/9 Secondary reference Sps Technologies Inc |
| 5305PL0783847 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| CHT4067-3-9A | C/1 Advisory reference — outside the item-of-supply concept Deutsch Co the |
| HT4067-3-9A | 5/9 Secondary reference U.S. Government activity |
| CHT4067-3-9A | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| HT4067-3-9A | 5/2 Secondary reference U.S. Government activity |
| HT4067-3-9A | 5/9 Secondary reference U.S. Government activity |
| CHT4067-3-9A | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5305-01-110-9770 is a Screw,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-110-9770 has 17 manufacturer part numbers on file: HT4067-3-9A (Sps Technologies, Llc Dba PB Fasteners), HT4067-3-9A (Hi-Shear Corporation), 3M925C3-9A (Fastener Innovation Technology, Inc. Dba F I T), 3M925C3-9A (Heartland Precision Fasteners Inc), 3M925C3-9A (Valley-Todeco, Inc. Dba Arconic Fastening Systems) and 12 more.
Key specifications for 3M925C3-9A: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Head Height: 0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN; Fastener Length: 0.953 INCHES MINIMUM AND 0.983 INCHES MAXIMUM IN. 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.