PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

71040O-Ring

Prestolite Electric Inc · NSN 5331-01-012-2722 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-012-2722 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-012-2722. Primary manufacturer part number: 71040.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Center Hole Diameter: 4.222 INCHES MINIMUM AND 4.252 INCHES MAXIMUM IN
  • 5 verified cross-references
  • Primary manufacturer: Prestolite Electric Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-012-2722, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-012-2722
Primary Part Number71040
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerPrestolite Electric Inc
StatusCANCELLED
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Center Hole Diameter4.222 INCHES MINIMUM AND 4.252 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5315-00-573-792771040 INTERCHANGEABLE
Pin,crane
Stothert & Pitt
4730-00-714-371871040 INTERCHANGEABLE
Lateral,pipe
Genova Inc
5331-00-838-672974980 INTERCHANGEABLE
O-Ring
Prestolite Electric Inc Defense Products Div
4720-01-246-804021216 INTERCHANGEABLE
Hose,preformed
Gates Corporation
3040-01-262-079671160 INTERCHANGEABLE
Shaft,straight
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5310-01-283-455671160 INTERCHANGEABLE
Washer,lock
Ingersoll-Rand Co Material Handling Div
9150-01-646-332071160 INTERCHANGEABLE
Grease,automotive
Synco Chemical Corporation Dba Synco Chemical Corp
Cross-Reference Index
Part NumberManufacturer
71040 Prestolite Electric Inc (USA)
Z053071160 Prestolite Electric Inc (USA)
71040 Goriziane Group Spa (ITA)
71160 Prestolite Electric Inc (USA)
71040 PRIMARY Prestolite Electric Inc (USA)
Related Parts
5315-00-573-7927INTERCHANGEABLE
PIN,CRANE
71040
4730-00-714-3718INTERCHANGEABLE
LATERAL,PIPE
71040
5331-00-838-6729INTERCHANGEABLE
O-RING
74980
4720-01-246-8040INTERCHANGEABLE
HOSE,PREFORMED
21216
3040-01-262-0796INTERCHANGEABLE
SHAFT,STRAIGHT
71160
5310-01-283-4556INTERCHANGEABLE
WASHER,LOCK
71160
9150-01-646-3320INTERCHANGEABLE
GREASE,AUTOMOTIVE
71160

Frequently Asked Questions

What is NSN 5331-01-012-2722?

NSN 5331-01-012-2722 is a O-Ring, manufactured by Prestolite Electric Inc, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-012-2722?

NSN 5331-01-012-2722 has 5 cross-referenced part numbers: 71040 (Prestolite Electric Inc), Z053071160 (Prestolite Electric Inc), 71040 (Goriziane Group Spa), 71160 (Prestolite Electric Inc), 71040 (Prestolite Electric Inc).

What NSN replaces 5331-01-012-2722?

There are 7 known substitutes for 5331-01-012-2722: 5315-00-573-7927, 4730-00-714-3718, 5331-00-838-6729 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 71040?

Key specifications for 71040: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 4.222 INCHES MINIMUM AND 4.252 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-012-2722 still in active supply?

NSN 5331-01-012-2722 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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