The Collar,shaft, cataloged under National Stock Number 5340-01-718-6764, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-718-6764 |
| Primary Part Number | 803-8436639-56 |
| Item Name | Collar,shaft |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Securing Hole Type and Location | TAPER PIN PILOT ALL HOLES |
| Style Designator | PLAIN ROUND |
| Material Document and Classification | ASTM B21/B21M, ALY C448200, TEMPER H02 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE |
| Outside Diameter | 1.125 INCHES NOMINAL IN |
| Hole Diameter and Location | 0.941 INCHES NOMINAL ALL HOLES IN |
| Securing Hole Quantity | 4 |
| Bore Diameter | 0.625 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Thickness | 0.344 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| A030-066-QAA010-56 | Naval Sea Systems Command (USA) |
| 803-8436639-56 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 8436639 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5340-01-718-6764 is a Collar,shaft, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-718-6764 has 2 manufacturer part numbers on file: A030-066-QAA010-56 (Naval Sea Systems Command), 803-8436639-56 (Naval Sea Systems Command).
Key specifications for 803-8436639-56: Securing Hole Type and Location: TAPER PIN PILOT ALL HOLES; Style Designator: PLAIN ROUND; Material Document and Classification: ASTM B21/B21M, ALY C448200, TEMPER H02 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE; Outside Diameter: 1.125 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.