NSN 2990-01-129-3117 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-129-3117. Manufacturer of record part number: 8920731.
The Body,breather, cataloged under National Stock Number 2990-01-129-3117, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Rolls-Royce Solutions America Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
NSN 2990-01-129-3117 is a Body,breather, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
What part numbers are listed for NSN 2990-01-129-3117?
NSN 2990-01-129-3117 has 2 manufacturer part numbers on file: 8920731 (Rolls-Royce Solutions America Inc), 92-1149 (Pierce Manufacturing Inc).
What NSN replaces 2990-01-129-3117?
2 possible matches (shared part number, not a government interchangeability claim): 6640-01-356-0248, 5330-01-430-7013. Verify interchangeability with system specifications before substitution.
What are the specifications of 8920731?
Key specifications for 8920731: End Item Identification: DETROIT DIESEL MODEL 4087-7306. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2990-01-129-3117 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.