PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3191Coupler,rotary,roll

Frontgrade Technologies Inc. · NSN 5985-01-203-5898 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-203-5898 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-203-5898. Primary manufacturer part number: 3191.
Features
  • Coupler,rotary,roll — FSC 5985
  • 3 verified cross-references
  • Primary manufacturer: Frontgrade Technologies Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,rotary,roll, cataloged under National Stock Number 5985-01-203-5898, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Frontgrade Technologies Inc.. This item has 3 commercial cross-references from 3 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 NameCoupler,rotary,roll
FSC / FSG5985 — No Item Name Available (FSG 59)
ManufacturersFrontgrade Technologies Inc. (CAGE 66544); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (CAGE 25634)
Technical Specifications
ParameterValue
NSN5985-01-203-5898
Primary Part Number3191
Item NameCoupler,rotary,roll
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerFrontgrade Technologies Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-07573191 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
4460-00-115-5146B2722SH1-2 INTERCHANGEABLE
Purifier,low Pressu
Howell Laboratories Inc Dba Howell Laboratories Inc
5855-00-179-4368SCC623461 INTERCHANGEABLE
Oscillator
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2910-00-301-45473191 INTERCHANGEABLE
Holder,adapter,fuel
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
3040-00-411-6222 INTERCHANGEABLE
Gearshaft,spur
2910-00-444-182033191 INTERCHANGEABLE
Filter,fluid
Wix Corp
4310-00-467-3031110377S150 INTERCHANGEABLE
Pneumatic Muffler,exhaust-Intake
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
2520-00-593-106321259 INTERCHANGEABLE
Ring,sealing,pump T
Barney & White Auto Parts Inc
1650-00-629-29653191 INTERCHANGEABLE
Spring Assembly,compensator
Eaton Aerospace, Llc Dba Jackson South
5325-00-827-20579975261 INTERCHANGEABLE
Grommet,nonmetallic
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
3191 PRIMARY Frontgrade Technologies Inc. (USA)
2939495 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
3191 Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division (USA)
Related Parts
3110-00-100-0757INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3191
4460-00-115-5146INTERCHANGEABLE
PURIFIER,LOW PRESSU
B2722SH1-2
5855-00-179-4368INTERCHANGEABLE
OSCILLATOR
SCC623461
2910-00-301-4547INTERCHANGEABLE
HOLDER,ADAPTER,FUEL
3191
3040-00-411-6222INTERCHANGEABLE
GEARSHAFT,SPUR
2910-00-444-1820INTERCHANGEABLE
FILTER,FLUID
33191
4310-00-467-3031INTERCHANGEABLE
PNEUMATIC MUFFLER,EXHAUST-INTAKE
110377S150
2520-00-593-1063INTERCHANGEABLE
RING,SEALING,PUMP T
21259
1650-00-629-2965INTERCHANGEABLE
SPRING ASSEMBLY,COMPENSATOR
3191
5325-00-827-2057INTERCHANGEABLE
GROMMET,NONMETALLIC
9975261
4130-01-321-7957INTERCHANGEABLE
FILTER-DRIER,REFRIGERANT
5220-01-356-6135INTERCHANGEABLE
GAGE,SNAP,FIXED

Frequently Asked Questions

What is NSN 5985-01-203-5898?

NSN 5985-01-203-5898 is a Coupler,rotary,roll, manufactured by Frontgrade Technologies Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-203-5898?

NSN 5985-01-203-5898 has 3 cross-referenced part numbers: 3191 (Frontgrade Technologies Inc.), 2939495 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 3191 (Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division).

What NSN replaces 5985-01-203-5898?

There are 12 known substitutes for 5985-01-203-5898: 3110-00-100-0757, 4460-00-115-5146, 5855-00-179-4368 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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