The Screw,machine, cataloged under National Stock Number 5305-01-627-4650, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Heartland Precision Fasteners Inc. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Screw,machine |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Heartland Precision Fasteners Inc (CAGE 0ZC92); Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624); M.s. Aerospace Inc. Dba Ms Aerospace Inc (CAGE 0UCY9); Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona (CAGE 1GP79) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-627-4650 |
| Primary Part Number | JSFB34V4-4M |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Heartland Precision Fasteners Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| JSFB34V4-4M PRIMARY | Heartland Precision Fasteners Inc (USA) |
| JSFB34V4-4M PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| JSFB34V4-4M PRIMARY | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| JSFB34V4-4M PRIMARY | Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona (USA) |
| Reference | Meaning |
|---|---|
| JSFB34 | D/9 Drawing number reference only U.S. Government activity |
| JSFB34V4-4M | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5305-01-627-4650 is a Screw,machine, manufactured by Heartland Precision Fasteners Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-627-4650 has 4 manufacturer part numbers on file: JSFB34V4-4M (Heartland Precision Fasteners Inc), JSFB34V4-4M (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), JSFB34V4-4M (M.s. Aerospace Inc. Dba Ms Aerospace Inc), JSFB34V4-4M (Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona).
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.