The Bolt,six Lobe Reces, cataloged under National Stock Number 5306-01-519-1373, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace. The record lists 11 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-519-1373 |
| Primary Part Number | NAS5321E4-7 |
| Item Name | Bolt,six Lobe Reces |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace |
| 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 |
|---|---|
| NAS5321E4-7 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| NAS5321E4-7 | B & B Specialties Inc (USA) |
| NAS5321E4-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| NAS5321E4-7 | Lfc Industries, Inc. (USA) |
| NAS5321E4-7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| NAS5321E4-7 | Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona (USA) |
| NAS5321E4-7 | Pilgrim Screw Corporation Dba Pilgrim Aerospace Fasteners (USA) |
| NAS5321E4-7 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| NAS5321E4-7 | Heartland Precision Fasteners Inc (USA) |
| NAS5321E4-7 | Saturn Fasteners Inc (USA) |
| NAS5321E4-7 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 120-168 | D/9 Drawing number reference only U.S. Government activity |
| NAS5321E4-7 | 5/2 Secondary reference U.S. Government activity |
| NAS5321E4-7 | 5/9 Secondary reference U.S. Government activity |
| NAS5321E4-7 | 3/2 Design control — primary reference U.S. Government activity |
| 120-268E4-7 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-519-1373 is a Bolt,six Lobe Reces, manufactured by B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-519-1373 has 11 manufacturer part numbers on file: NAS5321E4-7 (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), NAS5321E4-7 (B & B Specialties Inc), NAS5321E4-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), NAS5321E4-7 (Lfc Industries, Inc.), NAS5321E4-7 (Sps Technologies, Llc Dba PB Fasteners) and 6 more.
Key specifications for NAS5321E4-7: Part Name Assigned by Controlling Agency: INAVY: BOLT, SHEAR; End Item Identification: MV-22 (E-NSN ISIL). 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.