PartsTable TECHNICAL DATA SHEET
NSN 2990-01-645-5798Government record, cited

Cap Assembly, Protective, Muffler-2990-01-645-5798

NSN 2990-01-645-5798 · NIIN 016455798 · Part number MODEL NUMBER 8
Raincap Industrial · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 64721
Government record, cited
NSN 2990-01-645-5798 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-645-5798. Manufacturer of record part number: MODEL NUMBER 8.
Also searched as  2990-01-645-5798 · 2990016455798 · NIIN 016455798 · 01-645-5798 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 64721 · MODEL NUMBER 8
Nearby stock numbers  ·
Features
  • Cap Assembly,protective,muffler- — FSC 2990
  • Pipe Outside Diameter Accommodated: 3.00 INCHES IN
  • Material: ALUMINUM
  • 1 manufacturer part number on file
  • Manufacturer of record: Raincap Industrial
Identification
  • NSN: 2990-01-645-5798
  • NIIN: 016455798
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: MODEL NUMBER 8
  • Manufacturer: Raincap Industrial
General Description

The Cap Assembly,protective,muffler-, cataloged under National Stock Number 2990-01-645-5798, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Raincap Industrial. Government technical data includes 2 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-645-5798
Primary Part NumberMODEL NUMBER 8
Item NameCap Assembly,protective,muffler-
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerRaincap Industrial
StatusACTIVE
Pipe Outside Diameter Accommodated3.00 INCHES IN
MaterialALUMINUM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
MODEL NUMBER 8 PRIMARY Raincap Industrial (USA)
No interchangeability data on file.
Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001
BLOWER ASSEMBLY
2990-00-001-1248
2990-00-001-1248 · Item name not on file
2990-00-001-1250
2990-00-001-1250 · Item name not on file
2990-00-001-2055
2990-00-001-2055 · Item name not on file
2990-00-001-3498
2990-00-001-3498 · Item name not on file
2990-00-001-3520
2990-00-001-3520 · Item name not on file
2990-00-001-3521
2990-00-001-3521 · Item name not on file
2990-00-001-3522
CAP ASSEMBLY,MUFFLE

Frequently Asked Questions

What is NSN 2990-01-645-5798?

NSN 2990-01-645-5798 is a Cap Assembly,protective,muffler-, manufactured by Raincap Industrial, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-645-5798?

NSN 2990-01-645-5798 has 1 manufacturer part number on file: MODEL NUMBER 8 (Raincap Industrial).

What are the specifications of MODEL NUMBER 8?

Key specifications for MODEL NUMBER 8: Pipe Outside Diameter Accommodated: 3.00 INCHES IN; Part Name Assigned by Controlling Agency: RAIN CAP; End Item Identification: F-15SA; Material: ALUMINUM. 2 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-645-5798 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.
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