The Bolt,tee Head, cataloged under National Stock Number 5306-01-034-1046, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Necchi Spa. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-034-1046 |
| Primary Part Number | 4048098 |
| Item Name | Bolt,tee Head |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Necchi Spa |
| Status | ACTIVE |
| Head Height | 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN |
| Fastener Length | 1.534 INCHES MINIMUM AND 1.536 INCHES MAXIMUM IN |
| Thread Length | 0.315 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | TEE NO. 3 |
| Thread Direction | RIGHT-HAND |
| Head Length | 0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | NICKEL ALLOY 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 |
|---|---|
| 4048098 | Necchi Spa (ITA) |
| Reference | Meaning |
|---|---|
| 4048098 | 3/2 Design control — primary reference U.S. Government activity |
| 4048098 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 4048098 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5306-01-034-1046 is a Bolt,tee Head, manufactured by Necchi Spa, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-034-1046 has 1 manufacturer part number on file: 4048098 (Necchi Spa).
Key specifications for 4048098: Head Height: 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN; Fastener Length: 1.534 INCHES MINIMUM AND 1.536 INCHES MAXIMUM IN; Thread Length: 0.315 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.312 INCHES IN. 12 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.