The Bolt,ring, cataloged under National Stock Number 5306-00-823-9276, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Corp. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5306-00-823-9276 |
| Primary Part Number | 483920 |
| Item Name | Bolt,ring |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Raytheon Company Div Corp |
| Status | ACTIVE |
| Ring Stock Diameter | 0.250 INCHES NOMINAL IN |
| Eye Stock Diameter | 0.250 INCHES NOMINAL IN |
| Ring Inside Diameter | 1.625 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.680 INCHES NOMINAL IN |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Length | 0.840 INCHES NOMINAL IN |
| Style Designator | OBLONG, CLOSED |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Eye Length | 1.594 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Eye Inside Diameter | 1.625 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Eye Outside Width | 2.125 INCHES NOMINAL IN |
| 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 |
|---|---|
| 483920 | Raytheon Company Div Corp (USA) |
| 483920 | Raytheon Company (USA) |
| 483920 | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| FDA1658-6 | 5/9 Secondary reference U.S. Government activity |
| FDA1658M-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-823-9276 is a Bolt,ring, manufactured by Raytheon Company Div Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-823-9276 has 3 manufacturer part numbers on file: 483920 (Raytheon Company Div Corp), 483920 (Raytheon Company), 483920 (Raytheon Company Dba Raytheon Co).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-618-1883. Verify interchangeability with system specifications before substitution.
Key specifications for 483920: Ring Stock Diameter: 0.250 INCHES NOMINAL IN; Eye Stock Diameter: 0.250 INCHES NOMINAL IN; Ring Inside Diameter: 1.625 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 18 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.