The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-883-9755, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sumner Industries Inc Div Ateco Products. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-883-9755 |
| Primary Part Number | 4F53202-105A |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sumner Industries Inc Div Ateco Products |
| Status | ACTIVE |
| Head Height | 0.120 INCHES NOMINAL IN |
| Fastener Length | 2.190 INCHES NOMINAL IN |
| Thread Length | 0.400 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.143 INCHES MINIMUM AND 0.149 INCHES MAXIMUM FIRST HOLE IN |
| Style Designator | CONCENTRIC HOLE UNTHREADED |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.250 INCHES NOMINAL IN |
| Shoulder Diameter | 0.996 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN |
| Concentric Hole Diameter | 0.437 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL |
| Shoulder Length | 1.670 INCHES NOMINAL IN |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.020 INCHES NOMINAL FIRST HOLE 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 |
|---|---|
| 4F53202-105A | Sumner Industries Inc Div Ateco Products (USA) |
| Reference | Meaning |
|---|---|
| 4F53202-105A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-883-9755 is a Bolt,internally Relieved Body, manufactured by Sumner Industries Inc Div Ateco Products, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-883-9755 has 1 manufacturer part number on file: 4F53202-105A (Sumner Industries Inc Div Ateco Products).
Key specifications for 4F53202-105A: Head Height: 0.120 INCHES NOMINAL IN; Fastener Length: 2.190 INCHES NOMINAL IN; Thread Length: 0.400 INCHES MAXIMUM IN; Shank Unthreaded Hole Diameter: 0.143 INCHES MINIMUM AND 0.149 INCHES MAXIMUM FIRST HOLE IN. 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.