The Bolt,internal Wrenching, cataloged under National Stock Number 5306-00-449-3081, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Meggitt Troy Inc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-449-3081 |
| Primary Part Number | 648-0087 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Meggitt Troy Inc |
| Status | ACTIVE |
| Width Across Flats | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Head Height | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| Fastener Length | 0.610 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-11436 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.563 INCHES MINIMUM IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.060 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CHROMIUM OVERALL |
| Minimum Tensile Strength | 170000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM 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 |
|---|---|
| 648-0087 PRIMARY | Meggitt Troy Inc (USA) |
NSN 5306-00-449-3081 is a Bolt,internal Wrenching, manufactured by Meggitt Troy Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-449-3081 has 1 manufacturer part number on file: 648-0087 (Meggitt Troy Inc).
Key specifications for 648-0087: Width Across Flats: 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Head Height: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN; Fastener Length: 0.610 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-11436 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 16 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.