The Screw,machine, cataloged under National Stock Number 5305-00-902-2140, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-902-2140 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Screw Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES |
| Thread Length | 1.688 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.285 INCHES MINIMUM AND 0.332 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 |
| Reference | Meaning |
|---|---|
| PBF1068-326C | 5/1 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| 965813-326C | 5/1 Secondary reference U.S. Government activity |
| 9145-326 | 5/9 Secondary reference First American Sales Co Inc |
| MS24693-C60 | 2/2 Government specification standardization U.S. Government activity |
| AIC813-08-R27 | 5/1 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 106751-08-326C | 5/1 Secondary reference U.S. Government activity |
| 112-1055-042 | 5/1 Secondary reference U.S. Government activity |
| AOL4168-326 | 5/1 Secondary reference All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners |
| 7903133-41 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| E125-326 | 5/9 Secondary reference U.S. Government activity |
| FS2003-08/326C | 5/1 Secondary reference Fastener Innovation Technology, Inc. Dba F I T |
| E125-326 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5305-00-902-2140 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-902-2140: Screw Surface Treatment: PASSIVATE; Fastener Length: 1.750 INCHES NOMINAL IN; Screw Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES; Thread Length: 1.688 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN. 14 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.