The Screw,machine, cataloged under National Stock Number 5305-01-608-7602, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is B & B Specialties Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-608-7602 |
| Primary Part Number | 120-225-3R06 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | B & B Specialties Inc |
| Status | ACTIVE |
| Extended Washer Thickness | 0.406 INCHES NOMINAL IN |
| Head Height | 0.094 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.437 INCHES NOMINAL IN |
| Thread Length | 0.391 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | ROUND EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | TORQUE-SET RIBBED |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.375 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 |
|---|---|
| 120-225-3R06 PRIMARY | B & B Specialties Inc (USA) |
| 120-225-3R06 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 120-225-3R06 PRIMARY | Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona (USA) |
| 120-225-3R06 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 120-225-3R06 PRIMARY | 3-V Fastener Co., Inc. (USA) |
| 120-225-3R06 PRIMARY | Pilgrim Screw Corporation Dba Pilgrim Aerospace Fasteners (USA) |
| 120-225-3R06 PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 120-225-3R06 PRIMARY | Saturn Fasteners Inc (USA) |
| 120-225-3R06 PRIMARY | Lfc Industries, Inc. (USA) |
| 120-225-3R06 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 120-225-3R06 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 120-225-3R06 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| 120-225-3R06 | 3/2 Design control — primary reference U.S. Government activity |
| 120-225-3R06 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5305-01-608-7602 is a Screw,machine, manufactured by B & B Specialties Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-608-7602 has 12 manufacturer part numbers on file: 120-225-3R06 (B & B Specialties Inc), 120-225-3R06 (Sps Technologies, Llc Dba PB Fasteners), 120-225-3R06 (Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona), 120-225-3R06 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 120-225-3R06 (3-V Fastener Co., Inc.) and 7 more.
Key specifications for 120-225-3R06: Extended Washer Thickness: 0.406 INCHES NOMINAL IN; Head Height: 0.094 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Extended Washer Diameter: 0.437 INCHES NOMINAL IN. 12 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.