The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-033-4353, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-033-4353 |
| Primary Part Number | 5116-8-10 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
| Status | ACTIVE |
| Width Across Flats | 0.141 INCHES NOMINAL IN |
| Head Height | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| Fastener Length | 1.210 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.830 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| Hardness Rating | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Departure From Cited Document | AS MODIFIED BY SURF |
| Nondefinitive Spec/std Data | 6 TYPE |
| Surface Treatment | OXIDE OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 155000 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 |
|---|---|
| 5116-8-10 PRIMARY | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA) |
| Reference | Meaning |
|---|---|
| FF-S-86 | 4/1 Identification reference U.S. Government activity |
NSN 5306-01-033-4353 is a Bolt,internal Wrenching, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-033-4353 has 1 manufacturer part number on file: 5116-8-10 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).
Key specifications for 5116-8-10: Width Across Flats: 0.141 INCHES NOMINAL IN; Head Height: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN; Fastener Length: 1.210 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 20 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.