PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X5091Shifter Fork,vehicular

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 2520-00-128-1117 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-128-1117 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-128-1117. Primary manufacturer part number: X5091.
Features
  • Shifter Fork,vehicular — FSC 2520
  • Style Designator: STRAIGHT, SHAFT MOUNTED, CLAMP TYPE
  • Material: IRON
  • 20 verified cross-references
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Applications requiring Iron construction
General Description

The Shifter Fork,vehicular, cataloged under National Stock Number 2520-00-128-1117, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 18 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-00-128-1117
Primary Part NumberX5091
Item NameShifter Fork,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Style DesignatorSTRAIGHT, SHAFT MOUNTED, CLAMP TYPE
MaterialIRON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-026-329416-769 INTERCHANGEABLE
Spring,special
Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated
6685-00-027-717235-1009-SW-02B-XFW-0/5000LB INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
5950-00-080-467818337 INTERCHANGEABLE
Coil,radio Frequency
Albert Frei & Sons, Inc. Dba Afs
5330-00-286-6868ID 1.625IN X OD 2.374 X .50IN W INTERCHANGEABLE
Seal,plain Encased
Defense Logistics Agency Dba Defense Supply Center Philadelphia
2520-00-358-3954UCLA24-1244-3 INTERCHANGEABLE
Disc
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
5305-00-368-96815091 INTERCHANGEABLE
Screw,machine
Smith & Wesson Sales Company
2990-00-430-065750-91 INTERCHANGEABLE
Crank
Dresser Industries Inc Leroi Div
2805-00-516-72204650517 INTERCHANGEABLE
Valve,poppet,engine
Agco Corp Parts Opn
5930-00-562-801531644 INTERCHANGEABLE
Switch,rotary
Raytheon Company Dba Raytheon
5305-00-622-110203091B000 INTERCHANGEABLE
Screw,slide Plate
Smith & Wesson Sales Company
Cross-Reference Index
Part NumberManufacturer
644 Sicard a Division of Smi-Snowblast Inc Dba Sicard (USA)
X5091 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
16769 Klauer Manufacturing Company (USA)
6Z66 Morris Material Handling, Inc. (USA)
5091 Twin Disc International S a (GBR)
5191607 General Motors Corp (USA)
16769 Wausau Equipment Company Llc Dba Schmidt Engineering & Equipment Inc Div Wausau Equipment Llc (USA)
38643D Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
5191607 General Motors Llc Dba General Motors Llc (USA)
5091 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
3400644 Sicard a Division of Smi-Snowblast Inc Dba Sicard (USA)
4B4792 Caterpillar Inc Div Caterpillar Defense (USA)
5091 Minnpar, Llc Dba Minnpar (USA)
46483 Terex Corp (USA)
5091 Marine & Industrial Transmissions Ltd (GBR)
31-644 Sweepster Attachments, Llc (USA)
5191607 Rolls-Royce Solutions America Inc (USA)
38643D Navistar International Corporation Dba Navistar (USA)
5091 Barber-Greene Co (USA)
8-806-51 Athey Products Corp (USA)
Related Parts
5360-00-026-3294INTERCHANGEABLE
SPRING,SPECIAL
16-769
6685-00-027-7172INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
35-1009-SW-02B-XFW-0/5000LB
5950-00-080-4678INTERCHANGEABLE
COIL,RADIO FREQUENCY
18337
5330-00-286-6868INTERCHANGEABLE
SEAL,PLAIN ENCASED
ID 1.625IN X OD 2.374 X .50IN W
2520-00-358-3954INTERCHANGEABLE
DISC
UCLA24-1244-3
5305-00-368-9681INTERCHANGEABLE
SCREW,MACHINE
5091
2990-00-430-0657INTERCHANGEABLE
CRANK
50-91
2805-00-516-7220INTERCHANGEABLE
VALVE,POPPET,ENGINE
4650517
5930-00-562-8015INTERCHANGEABLE
SWITCH,ROTARY
31644
5305-00-622-1102INTERCHANGEABLE
SCREW,SLIDE PLATE
03091B000
6625-00-659-6920INTERCHANGEABLE
AMMETER
55780
4320-00-670-1333INTERCHANGEABLE
PARTS KIT,PUMP UNIT,RECIPROCATIN
5091

Frequently Asked Questions

What is NSN 2520-00-128-1117?

NSN 2520-00-128-1117 is a Shifter Fork,vehicular, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-128-1117?

NSN 2520-00-128-1117 has 20 cross-referenced part numbers: 644 (Sicard a Division of Smi-Snowblast Inc Dba Sicard), X5091 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 16769 (Klauer Manufacturing Company), 6Z66 (Morris Material Handling, Inc.), 5091 (Twin Disc International S a) and 15 more.

What NSN replaces 2520-00-128-1117?

There are 12 known substitutes for 2520-00-128-1117: 5360-00-026-3294, 6685-00-027-7172, 5950-00-080-4678 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of X5091?

Key specifications for X5091: Style Designator: STRAIGHT, SHAFT MOUNTED, CLAMP TYPE; Special Features: CLUTCH RELEASE MECHANISM GROUP,SNOW; Material: IRON. 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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