The Bolt,u, cataloged under National Stock Number 5306-01-078-2907, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Warfare Center Weapons Div. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-078-2907 |
| Primary Part Number | 4592606 ITEM 44 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Air Warfare Center Weapons Div |
| Status | ACTIVE |
| Inside Distance Between Shanks | 1.750 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.500 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Distance From Inside Center of Bend to Bolt End | 2.345 INCHES MINIMUM AND 2.495 INCHES MAXIMUM IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS3103 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303SE OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 4592606 ITEM 44 | Naval Air Warfare Center Weapons Div (USA) |
| 4592488 ITEM 64 | Naval Air Warfare Center Weapons Div (USA) |
| Reference | Meaning |
|---|---|
| NAS3103-14C12 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| NAS3103C14-12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-078-2907 is a Bolt,u, manufactured by Naval Air Warfare Center Weapons Div, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-078-2907 has 2 manufacturer part numbers on file: 4592606 ITEM 44 (Naval Air Warfare Center Weapons Div), 4592488 ITEM 64 (Naval Air Warfare Center Weapons Div).
Key specifications for 4592606 ITEM 44: Inside Distance Between Shanks: 1.750 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.500 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Distance From Inside Center of Bend to Bolt End: 2.345 INCHES MINIMUM AND 2.495 INCHES MAXIMUM IN. 14 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.