The Collar,shaft, cataloged under National Stock Number 3040-00-760-5945, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-760-5945 |
| Primary Part Number | 7605945 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Securing Hole Type and Location | THREADED SINGLE HOLE |
| Style Designator | PLAIN ROUND |
| Material Document and Classification | QQ-S-764, TYPE 416SE, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Screw Thread Series Designator and Location | SINGLE HOLE UNIFIED NATIONAL COARSE (UNC) |
| Outside Diameter | 1.234 INCHES MINIMUM AND 1.266 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.164 INCHES SINGLE HOLE IN |
| Angle Between Centerlines of Securing Holes in Deg | 90.0 |
| Securing Hole Quantity | 2 |
| Bore Diameter | 0.5030 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN |
| Material | STEEL COMP 416SE |
| Thickness | 0.359 INCHES MINIMUM AND 0.391 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 |
|---|---|
| 7605945 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| BL709061 | 5/9 Secondary reference At and T Corp |
| BL709061 | 5/9 Secondary reference Lucent Technologies Inc Advanced Technology Systems |
NSN 3040-00-760-5945 is a Collar,shaft, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-760-5945 has 1 manufacturer part number on file: 7605945 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
1 possible match (shared part number, not a government interchangeability claim): 1620-00-981-4425. Verify interchangeability with system specifications before substitution.
Key specifications for 7605945: Securing Hole Type and Location: THREADED SINGLE HOLE; Style Designator: PLAIN ROUND; Material Document and Classification: QQ-S-764, TYPE 416SE, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE; Screw Thread Series Designator and Location: SINGLE HOLE UNIFIED NATIONAL COARSE (UNC). 11 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.