PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

82577O-Ring

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 5331-01-310-9957 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-310-9957 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-310-9957. Primary manufacturer part number: 82577.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-310-9957, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (CAGE 96046)
Technical Specifications
ParameterValue
NSN5331-01-310-9957
Primary Part Number82577
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5962-00-520-4400 INTERCHANGEABLE
Microcircuit,digital
5965-00-843-9957 INTERCHANGEABLE
Microphone Element
5340-01-003-02087014M95G03 INTERCHANGEABLE
Clamp,loop
General Electric Company
5365-01-147-398582577 INTERCHANGEABLE
Spacer
Hdt Expeditionary Systems Inc
Cross-Reference Index
Part NumberManufacturer
82577 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
Related Parts
5962-00-520-4400INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5965-00-843-9957INTERCHANGEABLE
MICROPHONE ELEMENT
5340-01-003-0208INTERCHANGEABLE
CLAMP,LOOP
7014M95G03
5365-01-147-3985INTERCHANGEABLE
SPACER
82577

Frequently Asked Questions

What is NSN 5331-01-310-9957?

NSN 5331-01-310-9957 is a O-Ring, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-310-9957?

NSN 5331-01-310-9957 has 1 cross-referenced part number: 82577 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).

What NSN replaces 5331-01-310-9957?

There are 4 known substitutes for 5331-01-310-9957: 5962-00-520-4400, 5965-00-843-9957, 5340-01-003-0208 and 1 more. Verify interchangeability with system specifications before substitution.

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