The Collar,spindle, cataloged under National Stock Number 2040-01-451-4733, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Bath Iron Works Corporation. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Collar,spindle |
| FSC / FSG | 2040 — Marine Hardware and Hull Items (FSG 20) |
| Manufacturers | Bath Iron Works Corporation (CAGE 70876) |
| Parameter | Value |
|---|---|
| NSN | 2040-01-451-4733 |
| Primary Part Number | 8100-1253-0238 PT NO 38 |
| Item Name | Collar,spindle |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Bath Iron Works Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| 8100-1253-0238 PT NO 38 PRIMARY | Bath Iron Works Corporation (USA) |
| 8100-1253-0253 PT NO 38 PRIMARY | Bath Iron Works Corporation (USA) |
| 8100-1251-0284 PC 039 PRIMARY | Bath Iron Works Corporation (USA) |
| Reference | Meaning |
|---|---|
| 8100-1251-0284 | D/9 Drawing number reference only Bath Iron Works Corporation |
| 8100-1253-0238 | D/9 Drawing number reference only Bath Iron Works Corporation |
NSN 2040-01-451-4733 is a Collar,spindle, manufactured by Bath Iron Works Corporation, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-451-4733 has 3 manufacturer part numbers on file: 8100-1253-0238 PT NO 38 (Bath Iron Works Corporation), 8100-1253-0253 PT NO 38 (Bath Iron Works Corporation), 8100-1251-0284 PC 039 (Bath Iron Works Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-487-0344, 2040-01-487-1443. Verify interchangeability with system specifications before substitution.
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.