The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-665-9979, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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,close Tolerance |
| FSC / FSG | 5306 — Bolts (FSG 53) |
| Manufacturers | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); M.s. Aerospace Inc. Dba Ms Aerospace Inc (CAGE 0UCY9); Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (CAGE 57928); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (CAGE 16258) |
| Parameter | Value |
|---|---|
| NSN | 5306-01-665-9979 |
| Primary Part Number | JSFB11-5-19 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 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 |
|---|---|
| JSFB11-5-19 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| JSFB11-5-19 PRIMARY | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| JSFB11-5-19 PRIMARY | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| JSFB11-5-19 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| JSFB11-5-19 PRIMARY | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| JSFB11-5-19 | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFB11 | D/9 Drawing number reference only U.S. Government activity |
NSN 5306-01-665-9979 is a Bolt,close Tolerance, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-665-9979 has 5 manufacturer part numbers on file: JSFB11-5-19 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), JSFB11-5-19 (M.s. Aerospace Inc. Dba Ms Aerospace Inc), JSFB11-5-19 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), JSFB11-5-19 (Sps Technologies, Llc Dba PB Fasteners), JSFB11-5-19 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok).
4 possible matches (shared part number, not a government interchangeability claim): 5306-01-665-9981, 5306-01-665-9982, 5306-01-665-9999. 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.