The Screw,close Tolerance, cataloged under National Stock Number 5305-01-381-5754, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-381-5754 |
| Primary Part Number | AIC1652-5-39 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Fastener Length | 2.892 INCHES MINIMUM AND 2.922 INCHES MAXIMUM IN |
| Thread Length | 0.469 INCHES NOMINAL IN |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.897 INCHES MINIMUM AND 2.917 INCHES MAXIMUM IN |
| Grip Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.577 INCHES MINIMUM 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 |
|---|---|
| AIC1652-5-39 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| T009-5-39 PRIMARY | Huck International, Inc (USA) |
| SC3102-5-39 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HR240-5-39 PRIMARY | Hi-Shear Corporation (USA) |
| SLB146-5-39 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| 03A174-5-39 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| PBF1417-5-39 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| HR240-5-39 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| 123743-5-39 | 3/2 Design control — primary reference U.S. Government activity |
| 03A174-5-39 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| SC3102-5-39 | 5/9 Secondary reference Sps Technologies Inc |
| T009-5-39 | 5/9 Secondary reference U.S. Government activity |
| 03A174-5-39 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 5305-01-381-5754 is a Screw,close Tolerance, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-381-5754 has 8 manufacturer part numbers on file: AIC1652-5-39 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), T009-5-39 (Huck International, Inc), SC3102-5-39 (Howmet Global Fastening Systems Inc), HR240-5-39 (Hi-Shear Corporation), SLB146-5-39 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok) and 3 more.
Key specifications for AIC1652-5-39: Fastener Length: 2.892 INCHES MINIMUM AND 2.922 INCHES MAXIMUM IN; Thread Length: 0.469 INCHES NOMINAL IN; Material Document and Classification: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.312 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.