The Bolt,machine, cataloged under National Stock Number 5306-01-577-5548, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-577-5548 |
| Primary Part Number | RG4-30 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Lockheed Martin Corporation |
| 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 |
|---|---|
| RG4-30 PRIMARY | Lockheed Martin Corporation (USA) |
NSN 5306-01-577-5548 is a Bolt,machine, manufactured by Lockheed Martin Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-577-5548 has 1 manufacturer part number on file: RG4-30 (Lockheed Martin Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5220-01-642-6614. Verify interchangeability with system specifications before substitution.
Key specifications for RG4-30: End Item Identification: U-2. 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.