PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X1522O-Ring

Sealcraft Corporation · NSN 5331-00-171-8117 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-171-8117 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-171-8117. Primary manufacturer part number: X1522.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.070 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC
  • 4 verified cross-references
  • Primary manufacturer: Sealcraft Corporation
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-171-8117, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sealcraft Corporation. Government technical data includes 2 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-171-8117
Primary Part NumberX1522
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSealcraft Corporation
StatusCANCELLED
Cross-Sectional Height0.070 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5315-00-010-86410911064-4 INTERCHANGEABLE
Pin,cotter
Agco Corp Parts Opn
3455-00-224-3667B94.19 TABLE 7 6X1/8X1 INTERCHANGEABLE
Cutter,milling,metal Slitting
American National Standards Institute Incorporated Dba American National Standards Institute
5340-00-393-1911SM-B-148445-1 INTERCHANGEABLE
Bracket
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
525-27 Donallco Inc (USA)
X1522 PRIMARY Sealcraft Corporation (USA)
7375207 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
525-27 Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
Related Parts
5315-00-010-8641INTERCHANGEABLE
PIN,COTTER
0911064-4
3455-00-224-3667INTERCHANGEABLE
CUTTER,MILLING,METAL SLITTING
B94.19 TABLE 7 6X1/8X1
5340-00-393-1911INTERCHANGEABLE
BRACKET
SM-B-148445-1

Frequently Asked Questions

What is NSN 5331-00-171-8117?

NSN 5331-00-171-8117 is a O-Ring, manufactured by Sealcraft Corporation, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-171-8117?

NSN 5331-00-171-8117 has 4 cross-referenced part numbers: 525-27 (Donallco Inc), X1522 (Sealcraft Corporation), 7375207 (U S Army Tank Automotive Command Amsta-Im-Mm), 525-27 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).

What NSN replaces 5331-00-171-8117?

There are 3 known substitutes for 5331-00-171-8117: 5315-00-010-8641, 3455-00-224-3667, 5340-00-393-1911. Verify interchangeability with system specifications before substitution.

What are the specifications of X1522?

Key specifications for X1522: Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-171-8117 still in active supply?

NSN 5331-00-171-8117 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.
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