The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-665-9990, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Saturn Fasteners Inc. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 — Bolts (FSG 53) |
| Manufacturers | Saturn Fasteners Inc (CAGE 0K6Z0); Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624); Fastener Technology Corp (CAGE 58794); B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (CAGE 1EM77); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725) |
| Parameter | Value |
|---|---|
| NSN | 5306-01-665-9990 |
| Primary Part Number | JSFB16V4-3 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Saturn 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 |
|---|---|
| JSFB16V4-3 PRIMARY | Saturn Fasteners Inc (USA) |
| JSFB16V4-3 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| JSFB16V4-3 PRIMARY | Fastener Technology Corp (USA) |
| JSFB16V4-3 PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| JSFB16V4-3 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| JSFB16V4-3 PRIMARY | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| Reference | Meaning |
|---|---|
| JSFB16V4-3 | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFB16V4-3 | 3/2 Design control — primary reference U.S. Government activity |
| JSFB16 | D/9 Drawing number reference only U.S. Government activity |
NSN 5306-01-665-9990 is a Bolt,internal Wrenching, manufactured by Saturn Fasteners Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-665-9990 has 6 manufacturer part numbers on file: JSFB16V4-3 (Saturn Fasteners Inc), JSFB16V4-3 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), JSFB16V4-3 (Fastener Technology Corp), JSFB16V4-3 (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), JSFB16V4-3 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 1 more.
2 possible matches (shared part number, not a government interchangeability claim): 5306-01-665-9992, 5306-01-666-0013. Verify interchangeability with system specifications before substitution.
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.