The Screw,close Tolerance, cataloged under National Stock Number 5305-01-129-6937, 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 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-129-6937 |
| Primary Part Number | 3930AS1210-3-2-4 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Fastener Length | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Thread Length | 0.225 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN |
| Material Document and Classification | 23-112,FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | OVAL COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Grip Diameter | 0.1890 INCHES MINIMUM AND 0.1895 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 | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.297 INCHES MINIMUM AND 0.302 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 |
|---|---|
| 3930AS1210-3-2-4 | Howmet Global Fastening Systems Inc (USA) |
| 3930AS1210-3-2-4 PRIMARY | Hi-Shear Corporation (USA) |
| 3M707-3-2-4 | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| 3M707-3-2-4 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3930AS1210-3-2-4 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3930AS1210-3-2-4 | West Coast Aerospace, Inc. (USA) |
| 3930AS1210-3-2-4 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3930AS1210-3-2-4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3930AS1210-3-2-4 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| 3M707-3-2-4 | 5/9 Secondary reference Sps Technologies Inc |
| 3M707-3-2-4 | 5/9 Secondary reference Huck International, Inc |
| 3M707-3-2-4 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 10115206 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 3M707-3-2-4 | 5/9 Secondary reference Sps Technologies Ltd, Tj Brooks Division |
| 3M707-3-2-4 | 5/9 Secondary reference U.S. Government activity |
| 3M707-3-2-4 | 5/9 Secondary reference U.S. Government activity |
| 3M707-3-2-4 | 5/9 Secondary reference Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| 3M707-3-2-4 | 5/9 Secondary reference Hi-Shear Corporation |
| 3M707-3-2-4 | 5/9 Secondary reference West Coast Aerospace, Inc. |
| 3M707-3-2-4 | 5/9 Secondary reference The Boeing Company Div Defense |
| 11873-3-2-4 | 5/9 Secondary reference Reid Products Inc. Dba Reid Products Inc |
| 3M707-3-2-4 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
NSN 5305-01-129-6937 is a Screw,close Tolerance, manufactured by Hi-Shear Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-129-6937 has 9 manufacturer part numbers on file: 3930AS1210-3-2-4 (Howmet Global Fastening Systems Inc), 3930AS1210-3-2-4 (Hi-Shear Corporation), 3M707-3-2-4 (Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc), 3M707-3-2-4 (Fastener Innovation Technology, Inc. Dba F I T), 3930AS1210-3-2-4 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier) and 4 more.
Key specifications for 3930AS1210-3-2-4: Fastener Length: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Thread Length: 0.225 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN; Material Document and Classification: 23-112,FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.190 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.