PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12221Lever,throttle

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 2910-00-788-0989 · FSC 2910 · No Item Name Available
Verified by PartsTable
NSN 2910-00-788-0989 — this item is cataloged by the U.S. Government under National Stock Number 2910-00-788-0989. Primary manufacturer part number: 12221.
Features
  • Lever,throttle — FSC 2910
  • General Characteristics Item Description: SINTERED IRON SAE 4600,PYRON STEEL,1/2 CARBON ADDITION .25 RETAINED,0.442 IN. W,0.383 DIA HOLE IN
  • 11 verified cross-references
  • Primary manufacturer: Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Lever,throttle, cataloged under National Stock Number 2910-00-788-0989, is classified within Federal Supply Class 2910 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 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
NSN2910-00-788-0989
Primary Part Number12221
Item NameLever,throttle
FSC / FSG2910 / 29 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
General Characteristics Item DescriptionSINTERED IRON SAE 4600,PYRON STEEL,1/2 CARBON ADDITION .25 RETAINED,0.442 IN. W,0.383 DIA HOLE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-088-3788 INTERCHANGEABLE
Extractor Tool,integrated Circui
4520-00-172-9095AP-1938-013 INTERCHANGEABLE
Heating Element,electrical,nonim
Schmitt Walter H & Associates Inc Dba Schmitt Walter H & Associates Inc Div Dba/ Therm Coil Manufacturing Company
5310-00-187-2366 INTERCHANGEABLE
Washer,flat
5360-00-200-23556662000 INTERCHANGEABLE
Spring,helical,compression
Alfa Laval Inc
4820-00-275-2224 INTERCHANGEABLE
Cock,drain
5210-00-277-1620599-9642-20 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3040-00-279-24921097-6982 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Wheeler Fleet Solutions, Co.
9390-00-290-6135 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
3030-00-528-4744 INTERCHANGEABLE
Belt,v
5961-00-594-17233450850-2 INTERCHANGEABLE
Semiconductor Device,diode
Caes Systems Llc
Cross-Reference Index
Part NumberManufacturer
304794R1 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
304794R1 Komatsu American Intl Co (USA)
12221 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
304794R1 Navistar International Corporation Dba Navistar (USA)
304794R1 Komatsu America Corp. (USA)
4049532 Minnpar, Llc Dba Minnpar (USA)
666-2 Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
12221 Lockwood Corp (USA)
12221 Stanadyne Inc (USA)
6982 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
4049532 Barber-Greene Co (USA)
Related Parts
5120-00-088-3788INTERCHANGEABLE
EXTRACTOR TOOL,INTEGRATED CIRCUI
4520-00-172-9095INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
AP-1938-013
5310-00-187-2366INTERCHANGEABLE
WASHER,FLAT
5360-00-200-2355INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6662000
4820-00-275-2224INTERCHANGEABLE
COCK,DRAIN
5210-00-277-1620INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-20
3040-00-279-2492INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
1097-6982
9390-00-290-6135INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
3030-00-528-4744INTERCHANGEABLE
BELT,V
5961-00-594-1723INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
3450850-2
5330-00-636-0552INTERCHANGEABLE
GASKET
5960-00-685-8999INTERCHANGEABLE
ELECTRON TUBE

Frequently Asked Questions

What is NSN 2910-00-788-0989?

NSN 2910-00-788-0989 is a Lever,throttle, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 2910 (No Item Name Available). Status: active.

What are the part numbers for NSN 2910-00-788-0989?

NSN 2910-00-788-0989 has 11 cross-referenced part numbers: 304794R1 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 304794R1 (Komatsu American Intl Co), 12221 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), 304794R1 (Navistar International Corporation Dba Navistar), 304794R1 (Komatsu America Corp.) and 6 more.

What NSN replaces 2910-00-788-0989?

There are 12 known substitutes for 2910-00-788-0989: 5120-00-088-3788, 4520-00-172-9095, 5310-00-187-2366 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12221?

Key specifications for 12221: End Item Identification: MRAP - COMMON NSN - USED ON 3 MRAP VARIANTS AND 7 OTHER WEAPON SYSTEMS.; General Characteristics Item Description: SINTERED IRON SAE 4600,PYRON STEEL,1/2 CARBON ADDITION .25 RETAINED,0.442 IN. W,0.383 DIA HOLE IN. 2 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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