The Bolt,shoulder, cataloged under National Stock Number 5306-00-850-7600, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Kito Mfg Co. Ltd. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-850-7600 |
| Primary Part Number | 563314 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Kito Mfg Co. Ltd |
| Status | ACTIVE |
| Extended Washer Thickness | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Head Height | 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Fastener Length | 1.220 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN |
| Shoulder Length | 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM FIRST SHOULDER IN |
| Extended Washer Diameter | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.279 INCHES MINIMUM AND 0.280 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.419 INCHES MINIMUM AND 0.459 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 563314 PRIMARY | Kito Mfg Co. Ltd (JPN) |
| Reference | Meaning |
|---|---|
| 563314 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 563314 | 5/9 Secondary reference Kwik File Storage Systems Llc |
| 563314 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 563314 | 3/9 Design control — primary reference Kito Mfg Co. Ltd |
NSN 5306-00-850-7600 is a Bolt,shoulder, manufactured by Kito Mfg Co. Ltd, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-850-7600 has 1 manufacturer part number on file: 563314 (Kito Mfg Co. Ltd).
Key specifications for 563314: Extended Washer Thickness: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Head Height: 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN; Fastener Length: 1.220 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN; Shoulder Length: 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM FIRST SHOULDER 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.