The Screw,close Tolerance, cataloged under National Stock Number 5305-01-626-8201, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Houston Precision Fasteners I Lp. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-626-8201 |
| Primary Part Number | 3M927-3L9 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Houston Precision Fasteners I Lp |
| Status | ACTIVE |
| Head Height | 0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Fastener Length | 0.968 INCHES NOMINAL IN |
| Thread Length | 0.406 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM OVERALL IN |
| Material Document and Classification | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.1900 INCHES IN |
| Features Provided | CETYL ALCOHOL LUBRICANT |
| Head Style | OVAL COUNTERSUNK UNDERCUT |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.562 INCHES NOMINAL IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| 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 | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 0.847 INCHES MINIMUM AND 0.857 INCHES MAXIMUM OVERALL IN |
| Head Diameter | 0.2966 INCHES MINIMUM AND 0.3016 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 |
|---|---|
| 3M927-3L9 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HT4069-3-9 | Hi-Shear Corporation (USA) |
| HT4069-3-9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M927-3L9 PRIMARY | Houston Precision Fasteners I Lp (USA) |
| Reference | Meaning |
|---|---|
| 3M927-3L9 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HT4069-3-9 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-626-8201 is a Screw,close Tolerance, manufactured by Houston Precision Fasteners I Lp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-626-8201 has 4 manufacturer part numbers on file: 3M927-3L9 (Fastener Innovation Technology, Inc. Dba F I T), HT4069-3-9 (Hi-Shear Corporation), HT4069-3-9 (Sps Technologies, Llc Dba PB Fasteners), 3M927-3L9 (Houston Precision Fasteners I Lp).
Key specifications for 3M927-3L9: Head Height: 0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; Fastener Length: 0.968 INCHES NOMINAL IN; Thread Length: 0.406 INCHES NOMINAL IN; Shank Unthreaded Hole Diameter: 0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM OVERALL 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.