PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27-911O-Ring

Clausing Corp · NSN 5331-01-274-1296 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-274-1296 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-274-1296. Primary manufacturer part number: 27-911.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SYNTHETIC
  • 2 verified cross-references
  • Primary manufacturer: Clausing Corp
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 5331-01-274-1296, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Clausing Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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.

Technical Specifications
ParameterValue
NSN5331-01-274-1296
Primary Part Number27-911
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerClausing Corp
StatusACTIVE
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-740-0832SM-C-500864 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-898-2094272409S INTERCHANGEABLE
Gasket
Briggs and Stratton Corp
1680-01-103-245527911 INTERCHANGEABLE
Seat,aircraft
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5950-01-223-112027911 INTERCHANGEABLE
Transformer,audio Frequency
Torotel, Inc. Div Torotel Products, Inc.
Cross-Reference Index
Part NumberManufacturer
27-911 PRIMARY Clausing Corp (USA)
71344-1 Clausing Corp (USA)
Related Parts
5950-00-740-0832INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SM-C-500864
5330-00-898-2094INTERCHANGEABLE
GASKET
272409S
1680-01-103-2455INTERCHANGEABLE
SEAT,AIRCRAFT
27911
5950-01-223-1120INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
27911

Frequently Asked Questions

What is NSN 5331-01-274-1296?

NSN 5331-01-274-1296 is a O-Ring, manufactured by Clausing Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-274-1296?

NSN 5331-01-274-1296 has 2 cross-referenced part numbers: 27-911 (Clausing Corp), 71344-1 (Clausing Corp).

What NSN replaces 5331-01-274-1296?

There are 4 known substitutes for 5331-01-274-1296: 5950-00-740-0832, 5330-00-898-2094, 1680-01-103-2455 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27-911?

Key specifications for 27-911: Material: RUBBER SYNTHETIC. 1 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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