PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8338687Ring,retaining

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5325-00-571-6816 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-571-6816 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-571-6816. Primary manufacturer part number: 8338687.
Features
  • Ring,retaining — FSC 5325
  • Material: STEEL
  • Material Document and Classification: QQ-W-474, COMPOSITION A OR B FED SPEC SINGLE MATERIAL RESPONSE
  • Major Thickness: 0.109 INCHES NOMINAL IN
  • Material Hardness Rating: 43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
  • Outside Diameter: 2.422 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Usage Design: EXTERNAL
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-571-6816, is classified within Federal Supply Class 5325 (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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-571-6816
Primary Part Number8338687
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
MaterialSTEEL
Material Document and ClassificationQQ-W-474, COMPOSITION A OR B FED SPEC SINGLE MATERIAL RESPONSE
Major Thickness0.109 INCHES NOMINAL IN
Material Hardness Rating43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
Outside Diameter2.422 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Usage DesignEXTERNAL
Casehardening IndicatorNOT CASEHARDENED
Ring StyleSTRAIGHT GAP
Inside Diameter1.984 INCHES NOMINAL IN
End StyleVERTEX OUTSIDE PERIPHERY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-005-194412912 INTERCHANGEABLE
Transformer,power
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
5805-00-023-3879 INTERCHANGEABLE
Equalizer,telephone Line
3110-00-100-6153147487 INTERCHANGEABLE
Ball,bearing
Auto Gear and Parts Inc
5340-00-186-9481 INTERCHANGEABLE
Handle,bow
5961-00-733-7986 INTERCHANGEABLE
Transistor
5970-01-072-0647 INTERCHANGEABLE
Insulator,bushing
7025-01-301-7101 INTERCHANGEABLE
Cover Motor
2540-01-379-1141 INTERCHANGEABLE
Cushion,seat Back,vehicular
5325-01-394-6033471015 INTERCHANGEABLE
Ring,retaining
Karl Senner, L.l.c. Dba Karl Senner Inc
5315-01-472-761112912 INTERCHANGEABLE
Pin,straight,headless
Precision Steel Warehouse Inc Precision Brand Products Div
Cross-Reference Index
Part NumberManufacturer
12912 Tinnerman Palnut Engineered Products, Inc. (USA)
1129 Eaton Corp Engineered Fasteners Div (USA)
1129R Eaton Corporation (USA)
15207 New Venture Gear Inc New Process Gear Div (USA)
8338687 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5950-00-005-1944INTERCHANGEABLE
TRANSFORMER,POWER
12912
5805-00-023-3879INTERCHANGEABLE
EQUALIZER,TELEPHONE LINE
3110-00-100-6153INTERCHANGEABLE
BALL,BEARING
147487
5340-00-186-9481INTERCHANGEABLE
HANDLE,BOW
5961-00-733-7986INTERCHANGEABLE
TRANSISTOR
5970-01-072-0647INTERCHANGEABLE
INSULATOR,BUSHING
7025-01-301-7101INTERCHANGEABLE
COVER MOTOR
2540-01-379-1141INTERCHANGEABLE
CUSHION,SEAT BACK,VEHICULAR
5325-01-394-6033INTERCHANGEABLE
RING,RETAINING
471015
5315-01-472-7611INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
12912
5120-01-585-0784INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
15207
2510-01-619-4510INTERCHANGEABLE
FRAME,STRUCTURAL,VEHICULAR

Frequently Asked Questions

What is NSN 5325-00-571-6816?

NSN 5325-00-571-6816 is a Ring,retaining, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-571-6816?

NSN 5325-00-571-6816 has 5 cross-referenced part numbers: 12912 (Tinnerman Palnut Engineered Products, Inc.), 1129 (Eaton Corp Engineered Fasteners Div), 1129R (Eaton Corporation), 15207 (New Venture Gear Inc New Process Gear Div), 8338687 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 5325-00-571-6816?

There are 12 known substitutes for 5325-00-571-6816: 5950-00-005-1944, 5805-00-023-3879, 3110-00-100-6153 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8338687?

Key specifications for 8338687: Material: STEEL; Material Document and Classification: QQ-W-474, COMPOSITION A OR B FED SPEC SINGLE MATERIAL RESPONSE; Major Thickness: 0.109 INCHES NOMINAL IN; Material Hardness Rating: 43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-571-6816 still in active supply?

NSN 5325-00-571-6816 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