PartsTable TECHNICAL DATA SHEET
NSN 2990-01-128-0088Government record, cited

Sleeve, Spring Housing, Idler Adju2990-01-128-0088

NSN 2990-01-128-0088 · NIIN 011280088 · Part number 12269454
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 19207
Government record, cited
NSN 2990-01-128-0088 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-128-0088. Manufacturer of record part number: 12269454.
Also searched as  2990-01-128-0088 · 2990011280088 · NIIN 011280088 · 01-128-0088 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 19207 · 12269454
Nearby stock numbers  ·
Features
  • Sleeve,spring Housing,idler Adju — FSC 2990
  • 1 manufacturer part number on file
  • Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm
Identification
  • NSN: 2990-01-128-0088
  • NIIN: 011280088
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 12269454
  • Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description

The Sleeve,spring Housing,idler Adju, cataloged under National Stock Number 2990-01-128-0088, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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
NSN2990-01-128-0088
Primary Part Number12269454
Item NameSleeve,spring Housing,idler Adju
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
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
12269454 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (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.
2990-00-096-8607
CONTROL ASSEMBLY,PUSH-PULL
2990-00-390-3445
CRANK,HAND,VEHICULAR
2990-00-459-7255
MUFFLER,EXHAUST
2990-00-459-7255
MUFFLER,EXHAUST
2990-00-536-2962
BLOCK,ADJUSTING SCREW
2990-00-903-8226
MUFFLER,EXHAUST
2990-01-151-5443
CONNECTOR,EXHAUST PIPE
2990-01-151-5443
CONNECTOR,EXHAUST PIPE

Frequently Asked Questions

What is NSN 2990-01-128-0088?

NSN 2990-01-128-0088 is a Sleeve,spring Housing,idler Adju, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-128-0088?

NSN 2990-01-128-0088 has 1 manufacturer part number on file: 12269454 (U S Army Tank Automotive Command Amsta-Im-Mm).

What are the specifications of 12269454?

Key specifications for 12269454: End Item Identification: PERSONNEL CARRIERS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-128-0088 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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