The Shim, cataloged under National Stock Number 5365-01-481-9327, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-481-9327 |
| Primary Part Number | ST4M171-6A |
| Item Name | Shim |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Overall Thickness | 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN |
| Style Designator | NON-CIRCULAR W/O RADIUS |
| Side Radius | 0.250 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Length | 0.998 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN |
| Material | ALUMINUM |
| Hole Diameter | 0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Construction | ONE-PIECE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ST4M171-6A PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| ST4M171-6A | 5/2 Secondary reference U.S. Government activity |
NSN 5365-01-481-9327 is a Shim, manufactured by The Boeing Company Div Defense, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-481-9327 has 1 manufacturer part number on file: ST4M171-6A (The Boeing Company Div Defense).
Key specifications for ST4M171-6A: Overall Thickness: 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN; Style Designator: NON-CIRCULAR W/O RADIUS; Overall Length: 1.382 INCHES NOMINAL IN; Side Radius: 0.250 INCHES NOMINAL 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.
NSN 5365-01-481-9327 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.