The Bolt,tee Head, cataloged under National Stock Number 5306-01-026-6869, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-026-6869 |
| Primary Part Number | 4048151 |
| Item Name | Bolt,tee Head |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Head Height | 0.320 INCHES NOMINAL IN |
| Fastener Length | 1.230 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN |
| Thread Length | 0.400 INCHES NOMINAL IN |
| Material Document and Classification | PWA92 FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | TEE NO. 3 |
| Thread Direction | RIGHT-HAND |
| Head Length | 0.840 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN |
| Width Between Flats | 0.540 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | NICKEL 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 | F |
| Part Number | Manufacturer |
|---|---|
| 4048151 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4048151 | M.s. Aerospace Inc. Dba Ms Aerospace Inc (USA) |
| 4048151 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4048151 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-026-6869 is a Bolt,tee Head, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-026-6869 has 3 manufacturer part numbers on file: 4048151 (Rtx Corporation Div Pratt & Whitney), 4048151 (M.s. Aerospace Inc. Dba Ms Aerospace Inc), 4048151 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4048151: Head Height: 0.320 INCHES NOMINAL IN; Fastener Length: 1.230 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN; Thread Length: 0.400 INCHES NOMINAL IN; Material Document and Classification: PWA92 FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 13 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.