PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

154B3626O-Ring

R R Transmissions Inc · NSN 5331-01-380-2606 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-380-2606 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-380-2606. Primary manufacturer part number: 154B3626.
Features
  • O-Ring — FSC 5331
  • 3 verified cross-references
  • Primary manufacturer: R R Transmissions Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-380-2606, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is R R Transmissions Inc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersZf Industrieantriebe Witten Gmbh (CAGE D9182); R R Transmissions Inc (CAGE 0M7H9)
Technical Specifications
ParameterValue
NSN5331-01-380-2606
Primary Part Number154B3626
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerR R Transmissions Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-038-4561 INTERCHANGEABLE
Interface,cable Assembly
5325-00-202-4002 INTERCHANGEABLE
Grommet,nonmetallic
5365-00-209-56642277 INTERCHANGEABLE
Shim
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
6685-00-253-7693 INTERCHANGEABLE
Plate Assembly
6645-00-547-4388 INTERCHANGEABLE
Sprongmain,complete
5950-00-615-4563 INTERCHANGEABLE
Coil,radio Frequency
5935-00-951-51563070-0001 INTERCHANGEABLE
Adapter,connector
Sv Microwave, Inc. Div Sv Microwave
4730-01-124-4120 INTERCHANGEABLE
Elbow,drainage Pipe
9390-01-210-7077 INTERCHANGEABLE
Sheeting,reflective
5315-01-276-91032277 INTERCHANGEABLE
Pin,straight,headed
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
2-277 Zf Industrieantriebe Witten Gmbh (DEU)
C140106 R R Transmissions Inc (USA)
154B3626 PRIMARY R R Transmissions Inc (USA)
Related Parts
6625-00-038-4561INTERCHANGEABLE
INTERFACE,CABLE ASSEMBLY
5325-00-202-4002INTERCHANGEABLE
GROMMET,NONMETALLIC
5365-00-209-5664INTERCHANGEABLE
SHIM
2277
6685-00-253-7693INTERCHANGEABLE
PLATE ASSEMBLY
6645-00-547-4388INTERCHANGEABLE
SPRONGMAIN,COMPLETE
5950-00-615-4563INTERCHANGEABLE
COIL,RADIO FREQUENCY
5935-00-951-5156INTERCHANGEABLE
ADAPTER,CONNECTOR
3070-0001
4730-01-124-4120INTERCHANGEABLE
ELBOW,DRAINAGE PIPE
9390-01-210-7077INTERCHANGEABLE
SHEETING,REFLECTIVE
5315-01-276-9103INTERCHANGEABLE
PIN,STRAIGHT,HEADED
2277
6515-01-366-3192INTERCHANGEABLE
ADMINISTRATION SET,INFUSION PUMP
2277-0000
5975-01-660-8493INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2277

Frequently Asked Questions

What is NSN 5331-01-380-2606?

NSN 5331-01-380-2606 is a O-Ring, manufactured by R R Transmissions Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-380-2606?

NSN 5331-01-380-2606 has 3 cross-referenced part numbers: 2-277 (Zf Industrieantriebe Witten Gmbh), C140106 (R R Transmissions Inc), 154B3626 (R R Transmissions Inc).

What NSN replaces 5331-01-380-2606?

There are 12 known substitutes for 5331-01-380-2606: 6625-00-038-4561, 5325-00-202-4002, 5365-00-209-5664 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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