The Screw,machine, cataloged under National Stock Number 5305-01-072-0429, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Panova Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-072-0429 |
| Primary Part Number | SPH440-3/8-S |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Panova Inc |
| Status | ACTIVE |
| Head Height | 0.069 INCHES NOMINAL IN |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.220 INCHES NOMINAL 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 |
|---|---|
| SPH440-3/8-S | Panova Inc (USA) |
| SM-B-852175 | Panova Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-B-852175 | 3/2 Design control — primary reference U.S. Government activity |
| SM-B-852175 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-072-0429 is a Screw,machine, manufactured by Panova Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-072-0429 has 2 manufacturer part numbers on file: SPH440-3/8-S (Panova Inc), SM-B-852175 (Panova Inc).
Key specifications for SPH440-3/8-S: Head Height: 0.069 INCHES NOMINAL IN; Fastener Length: 0.312 INCHES NOMINAL IN; Nominal Thread Diameter: 0.112 INCHES IN; Head Style: PAN NO. 2. 11 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.