PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

75472Washer,seal

Apm Hexseal Corp · NSN 5310-01-671-7643 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-671-7643 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-671-7643. Primary manufacturer part number: 75472.
Features
  • Washer,seal — FSC 5310
  • Style Designator: CONCAVE
  • Outside Diameter: 25.4 MILLIMETERS NOMINAL MM
  • Hole Diameter: 12.0 MILLIMETERS NOMINAL MM
  • Material: STEEL AND RUBBER OVERALL
  • 4 verified cross-references
  • Primary manufacturer: Apm Hexseal Corp
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Washer,seal, cataloged under National Stock Number 5310-01-671-7643, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Apm Hexseal Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-671-7643
Primary Part Number75472
Item NameWasher,seal
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerApm Hexseal Corp
StatusACTIVE
Style DesignatorCONCAVE
Outside Diameter25.4 MILLIMETERS NOMINAL MM
Hole Diameter12.0 MILLIMETERS NOMINAL MM
MaterialSTEEL AND RUBBER OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6615-00-873-3363 INTERCHANGEABLE
Gyroscope,rate
9905-00-886-859275472 INTERCHANGEABLE
Plate,identification
Triumph Engine Control Systems Llc
Cross-Reference Index
Part NumberManufacturer
12600086-007 Oshkosh Defense Llc (USA)
75472 PRIMARY Apm Hexseal Corp (USA)
12600086-007 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
75472 Fastenal Company Dba Fastenal Co (USA)
Related Parts
6615-00-873-3363INTERCHANGEABLE
GYROSCOPE,RATE
9905-00-886-8592INTERCHANGEABLE
PLATE,IDENTIFICATION
75472

Frequently Asked Questions

What is NSN 5310-01-671-7643?

NSN 5310-01-671-7643 is a Washer,seal, manufactured by Apm Hexseal Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-671-7643?

NSN 5310-01-671-7643 has 4 cross-referenced part numbers: 12600086-007 (Oshkosh Defense Llc), 75472 (Apm Hexseal Corp), 12600086-007 (U S Army Tank Automotive Command Amsta-Im-Mm), 75472 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5310-01-671-7643?

There are 2 known substitutes for 5310-01-671-7643: 6615-00-873-3363, 9905-00-886-8592. Verify interchangeability with system specifications before substitution.

What are the specifications of 75472?

Key specifications for 75472: Style Designator: CONCAVE; End Item Identification: 2320-01-652-5208; Part Name Assigned by Controlling Agency: WASH, SLFSE, RBR, METRIC, SS, TAB; Outside Diameter: 25.4 MILLIMETERS NOMINAL MM. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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