The Screw,machine, cataloged under National Stock Number 5305-01-604-8543, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. The record lists 14 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-604-8543 |
| Primary Part Number | 3M1277E4D6AL |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| 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 |
|---|---|
| 3M1277E4D6AL | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 3M1277E4D6AL | Camcar Llc Div Camcar Llc (USA) |
| 3M1277E4D6AL | Sequence Support Services Inc (USA) |
| 3M1277E4D6AL | Houston Precision Fasteners I Lp (USA) |
| WC1277E4D6AL | West Coast Aerospace, Inc. (USA) |
| 3M1277E4D6AL | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| TX1027E4D6XAL | Howmet Global Fastening Systems Inc (USA) |
| TX1027E4D6XAL | Hi-Shear Corporation (USA) |
| 3M1277E4D6AL | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| TX1027E4D6XAL | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| TX1027E4D6XAL | Sps Technologies, Llc Dba PB Fasteners (USA) |
| TX1027E4D6XAL | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 3M1277E4D6AL | Heartland Precision Fasteners Inc (USA) |
| 3M1277E4D6AL PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| TX1027E4D6XAL | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-604-8543 is a Screw,machine, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-604-8543 has 14 manufacturer part numbers on file: 3M1277E4D6AL (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), 3M1277E4D6AL (Camcar Llc Div Camcar Llc), 3M1277E4D6AL (Sequence Support Services Inc), 3M1277E4D6AL (Houston Precision Fasteners I Lp), WC1277E4D6AL (West Coast Aerospace, Inc.) and 9 more.
Key specifications for 3M1277E4D6AL: End Item Identification: F/A-18 E/F. 0 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.