The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-149-5774, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-149-5774 |
| Primary Part Number | 145R3120-1 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing 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 | F |
| Part Number | Manufacturer |
|---|---|
| 145R3120-1 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 145R3120-1 | 5/9 Secondary reference The Boeing Company |
| 145R3120-1 | 5/9 Secondary reference U.S. Government activity |
| 145R3120-1 | 5/9 Secondary reference Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc |
| 145R3120-1 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5306-01-149-5774 is a Bolt,close Tolerance, manufactured by The Boeing Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-149-5774 has 1 manufacturer part number on file: 145R3120-1 (The Boeing Company).
Key specifications for 145R3120-1: End Item Identification: CH-47, ROTARY WING AIRCRAFT. 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.