PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-164O-Ring

Hii Unmanned Systems, Inc · NSN 5331-01-708-7262 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-708-7262 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-708-7262. Primary manufacturer part number: 25-164.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE NITRILE
  • 1 verified cross-reference
  • Primary manufacturer: Hii Unmanned Systems, Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene Nitrile construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-708-7262, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Hii Unmanned Systems, Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). 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.

Technical Specifications
ParameterValue
NSN5331-01-708-7262
Primary Part Number25-164
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerHii Unmanned Systems, Inc
StatusACTIVE
MaterialRUBBER BUTADIENE NITRILE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-113-23472516-4 INTERCHANGEABLE
Coil,radio Frequency
General Microwave Corporation Div Kratos Microwave Electronics
5133-00-228-135714790 INTERCHANGEABLE
Drill,twist
Viking Drill & Tool, Inc.
5330-00-260-925625164 INTERCHANGEABLE
Packing,preformed
Honeywell International Inc. Div Aerospace - Torrance
5310-00-527-4688 INTERCHANGEABLE
Washer,flat
Cross-Reference Index
Part NumberManufacturer
25-164 PRIMARY Hii Unmanned Systems, Inc (USA)
Related Parts
5950-00-113-2347INTERCHANGEABLE
COIL,RADIO FREQUENCY
2516-4
5133-00-228-1357INTERCHANGEABLE
DRILL,TWIST
14790
5330-00-260-9256INTERCHANGEABLE
PACKING,PREFORMED
25164
5310-00-527-4688INTERCHANGEABLE
WASHER,FLAT

Frequently Asked Questions

What is NSN 5331-01-708-7262?

NSN 5331-01-708-7262 is a O-Ring, manufactured by Hii Unmanned Systems, Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-708-7262?

NSN 5331-01-708-7262 has 1 cross-referenced part number: 25-164 (Hii Unmanned Systems, Inc).

What NSN replaces 5331-01-708-7262?

There are 4 known substitutes for 5331-01-708-7262: 5950-00-113-2347, 5133-00-228-1357, 5330-00-260-9256 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-164?

Key specifications for 25-164: Material: RUBBER BUTADIENE NITRILE; End Item Identification: REMUS 300M; Part Name Assigned by Controlling Agency: O-RING. 3 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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