PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11639261Ring,wiper

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5330-00-966-7261 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-966-7261 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-966-7261. Primary manufacturer part number: 11639261.
Features
  • Ring,wiper — FSC 5330
  • Ring Style: CONCENTRIC
  • Material: UNABLE TO DECODE
  • Joint Style: DIAGONAL JOINT
  • Material Document and Classification: UNABLE TO DECODE
  • Outside Diameter: 0.798 INCHES MINIMUM AND 0.803 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: OUTSIDE GROOVED, STRAIGHT FACE
  • Material: UNABLE TO DECODE
Applications
  • Applications requiring Unable to Decode construction
General Description

The Ring,wiper, cataloged under National Stock Number 5330-00-966-7261, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-966-7261
Primary Part Number11639261
Item NameRing,wiper
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Ring StyleCONCENTRIC
MaterialUNABLE TO DECODE
Joint StyleDIAGONAL JOINT
Material Document and ClassificationUNABLE TO DECODE
Outside Diameter0.798 INCHES MINIMUM AND 0.803 INCHES MAXIMUM IN
Cross-Sectional Shape StyleOUTSIDE GROOVED, STRAIGHT FACE
MaterialUNABLE TO DECODE
Outer Edge Thickness0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
Material Thickness0.125 INCHES NOMINAL IN
Inside Diameter0.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5330-00-118-192110195497-021 INTERCHANGEABLE
Ring,wiper
Us Army Aviation and Missile Command
5961-01-199-8872C5422 INTERCHANGEABLE
Semiconductor Device,diode
Howell Instruments, Inc. Dba Howell Instruments Inc
Cross-Reference Index
Part NumberManufacturer
S11065-002-1 Trelleborg Sealing Solutions Us, Inc. (USA)
11639261 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
ST7M301-2 PRIMARY The Boeing Company Div Defense (USA)
S11065-2T C. E. Conover & Co., Inc. (USA)
S11065-2-1 PRIMARY Trelleborg Sealing Solutions Us, Inc. (USA)
C542-2 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
S11065-002-1 Shamban Polymer Tech Group (USA)
S11065-2T Trelleborg Sealing Solutions Us, Inc. (USA)
Related Parts
5330-00-118-1921INTERCHANGEABLE
RING,WIPER
10195497-021
5961-01-199-8872INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
C5422

Frequently Asked Questions

What is NSN 5330-00-966-7261?

NSN 5330-00-966-7261 is a Ring,wiper, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-966-7261?

NSN 5330-00-966-7261 has 8 cross-referenced part numbers: S11065-002-1 (Trelleborg Sealing Solutions Us, Inc.), 11639261 (U S Army Tank Automotive Command Amsta-Im-Mm), ST7M301-2 (The Boeing Company Div Defense), S11065-2T (C. E. Conover & Co., Inc.), S11065-2-1 (Trelleborg Sealing Solutions Us, Inc.) and 3 more.

What NSN replaces 5330-00-966-7261?

There are 2 known substitutes for 5330-00-966-7261: 5330-00-118-1921, 5961-01-199-8872. Verify interchangeability with system specifications before substitution.

What are the specifications of 11639261?

Key specifications for 11639261: Ring Style: CONCENTRIC; Material: UNABLE TO DECODE; Special Features: NOT SUITABLE FOR ICE BREAKING; COMPATIBLE W/HYDRAULIC FLUIDS,FUEL,LUBRICATING OILS,GASES AND CHEMICALS; OPERATING TEMP RANGE M65 DEG F TO P500 DEG F; PREMIUM QUALITY VIRGIN UNFILLED POLYTETRAFULIRETHYLENE; COLOR WHITE TO OFF-WHITE; Joint Style: DIAGONAL JOINT. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-966-7261 still in active supply?

NSN 5330-00-966-7261 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com