The Spacer,stepped, cataloged under National Stock Number 5365-01-253-5484, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-253-5484 |
| Primary Part Number | 9538-43-A-A-140- |
| Item Name | Spacer,stepped |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| First Right Step Width | 0.072 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.250 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.145 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE |
| 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 |
|---|---|
| 9538-43-A-A-140- PRIMARY | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| Reference | Meaning |
|---|---|
| 9538-43-A-A-140-1B | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
| 10250068-1 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5365-01-253-5484 is a Spacer,stepped, manufactured by Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-253-5484 has 1 manufacturer part number on file: 9538-43-A-A-140- (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware).
Key specifications for 9538-43-A-A-140-: Surface Treatment Document and Classification: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE; First Right Step Width: 0.072 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN; Body Outside Diameter: 0.250 INCHES MAXIMUM IN; Overall Length: 0.738 INCHES MINIMUM AND 0.754 INCHES MAXIMUM IN. 5 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.