The Retainer,wiper, cataloged under National Stock Number 3040-01-121-2888, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-121-2888 |
| Primary Part Number | 518-4674804 ITEM 12 |
| Item Name | Retainer,wiper |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | MATL,COPPER ALLOY,QQ-N-281,HAS 8 HOLES EQ SPACED,0.281 DIA |
| 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 |
|---|---|
| 518-4674804 ITEM 12 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 87625-0306 | D/9 Drawing number reference only U.S. Government activity |
| 87625-0306 ITEM 12 | 5/9 Secondary reference Drw Mfg Co |
| 518-4674804 | D/9 Drawing number reference only Naval Sea Systems Command |
| 87625-0306 ITEM 12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-121-2888 is a Retainer,wiper, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-121-2888 has 1 manufacturer part number on file: 518-4674804 ITEM 12 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 3040-01-121-6390, 3010-01-121-7927, 3040-01-128-5880. Verify interchangeability with system specifications before substitution.
Key specifications for 518-4674804 ITEM 12: General Characteristics Item Description: MATL,COPPER ALLOY,QQ-N-281,HAS 8 HOLES EQ SPACED,0.281 DIA. 1 specification is 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.