The Screw,close Tolerance, cataloged under National Stock Number 5305-01-338-6797, 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 11 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-338-6797 |
| Primary Part Number | 3M926-3L-15 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Fastener Length | 1.328 INCHES MINIMUM AND 1.358 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-83488,TY2,CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.406 INCHES NOMINAL IN |
| Material Document and Classification | 3-926 (REV G),CAGE76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Features Provided | CETYL ALCOHOL LUBRICANT |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.927 INCHES MINIMUM AND 0.947 INCHES MAXIMUM IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| 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 | 0.296 INCHES MINIMUM AND 0.301 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 |
|---|---|
| 3M926-3L-15 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 11883-3L-15 | Reid Products Inc. Dba Reid Products Inc (USA) |
| 3M926-3L-15 | Huck International, Inc (USA) |
| 3M926-3L-15 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M926-3L-15 PRIMARY | The Boeing Company Div Defense (USA) |
| 3M926-3L-15 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| 3M926-3L15 | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| 3M926-3L-15 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3M926-3L-15 | Hi-Shear Corporation (USA) |
| 3M926-3L-15 | Computer Power Cabling Corp (USA) |
| 3M926-3L-15 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| HT4068-3-15A | 5/9 Secondary reference Hi-Shear Corporation |
NSN 5305-01-338-6797 is a Screw,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-338-6797 has 11 manufacturer part numbers on file: 3M926-3L-15 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 11883-3L-15 (Reid Products Inc. Dba Reid Products Inc), 3M926-3L-15 (Huck International, Inc), 3M926-3L-15 (Sps Technologies, Llc Dba PB Fasteners), 3M926-3L-15 (The Boeing Company Div Defense) and 6 more.
Key specifications for 3M926-3L-15: Fastener Length: 1.328 INCHES MINIMUM AND 1.358 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-83488,TY2,CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.406 INCHES NOMINAL IN; Material Document and Classification: 3-926 (REV G),CAGE76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 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.