The Screw,machine, cataloged under National Stock Number 5305-01-044-0725, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-044-0725 |
| Primary Part Number | AOL4168-210 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners |
| Status | ACTIVE |
| Fastener Length | 0.657 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN |
| Thread Length | 0.535 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | IRON ALLOY 660 |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNJC |
| Head Diameter | 0.238 INCHES MINIMUM AND 0.279 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 |
|---|---|
| AOL4168-210 PRIMARY | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners (USA) |
| PBF1068-210C PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| AIC813-06R11 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| FS2003-06/210C | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| 965813-210C | 7/2 Vendor item drawing reference U.S. Government activity |
| 9145-210 | 5/9 Secondary reference First American Sales Co Inc |
| 106751-06-210C | 3/2 Design control — primary reference U.S. Government activity |
| E125-210 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-044-0725 is a Screw,machine, manufactured by All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-044-0725 has 4 manufacturer part numbers on file: AOL4168-210 (All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners), PBF1068-210C (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), AIC813-06R11 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), FS2003-06/210C (Fastener Innovation Technology, Inc. Dba F I T).
Key specifications for AOL4168-210: Fastener Length: 0.657 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN; Thread Length: 0.535 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.138 INCHES IN; Head Style: FLAT COUNTERSUNK. 13 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.