The Collar,shaft, cataloged under National Stock Number 3040-00-248-4515, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Pakon Inc Dba Impak Division. Government technical data includes 7 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-248-4515 |
| Primary Part Number | 71-771 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Pakon Inc Dba Impak Division |
| Status | ACTIVE |
| Securing Hole Type and Location | THREADED SINGLE HOLE |
| Screw Thread Series Designator and Location | SINGLE HOLE UNIFIED NATIONAL COARSE (UNC) |
| Outside Diameter | 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES SINGLE HOLE IN |
| Securing Hole Quantity | 1 |
| Bore Diameter | 0.6290 INCHES MINIMUM AND 0.6320 INCHES MAXIMUM IN |
| Thickness | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM 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 |
|---|---|
| 71-771 PRIMARY | Pakon Inc Dba Impak Division (USA) |
NSN 3040-00-248-4515 is a Collar,shaft, manufactured by Pakon Inc Dba Impak Division, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-248-4515 has 1 manufacturer part number on file: 71-771 (Pakon Inc Dba Impak Division).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-029-8623. Verify interchangeability with system specifications before substitution.
Key specifications for 71-771: Securing Hole Type and Location: THREADED SINGLE HOLE; Screw Thread Series Designator and Location: SINGLE HOLE UNIFIED NATIONAL COARSE (UNC); Outside Diameter: 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN; Nominal Thread Size: 0.250 INCHES SINGLE HOLE IN. 7 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.