The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-323-1135, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Oppenheimer Precision Products Inc. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-323-1135 |
| Primary Part Number | SM88073-1 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Oppenheimer Precision Products Inc |
| Status | ACTIVE |
| Width Across Flats | 0.781 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN |
| Head Height | 0.086 INCHES NOMINAL IN |
| Fastener Length | 0.460 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-13924,CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| First Diameter From Head | 0.061 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.335 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 64 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.137 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 |
|---|---|
| SM88073-1 PRIMARY | Oppenheimer Precision Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 10116235 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5306-01-323-1135 is a Bolt,internal Wrenching, manufactured by Oppenheimer Precision Products Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-323-1135 has 1 manufacturer part number on file: SM88073-1 (Oppenheimer Precision Products Inc).
Key specifications for SM88073-1: Width Across Flats: 0.781 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN; Head Height: 0.086 INCHES NOMINAL IN; Fastener Length: 0.460 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-13924,CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 19 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.