PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A3762Cover,countershaft

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 3830-00-352-6221 · FSC 3830 · No Item Name Available
Verified by PartsTable
NSN 3830-00-352-6221 — this item is cataloged by the U.S. Government under National Stock Number 3830-00-352-6221. Primary manufacturer part number: A3762.
Features
  • Cover,countershaft — FSC 3830
  • General Characteristics Item Description: STEEL; 7.875 IN. OD; 4.438 IN. ID; 2.406 IN. LG O/A; 0.062 IN. THK; W/3 HOLES 0.281 IN. DIA,120 DEG APART,AND 1 HOLE 0.375 IN. DIA ON A7.000 IN. DIA BOLT CIRCLE; ALSO HAS 6 OVAL HOLES 0.375 IN. W,0.625 IN. LG,2 HOLES ARE SPACED 2.000 IN. APART,THIS SPACING OCCURS EVERY 120 DEG IN
  • 5 verified cross-references
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cover,countershaft, cataloged under National Stock Number 3830-00-352-6221, is classified within Federal Supply Class 3830 (No Item Name Available) of the Construction, Mining, Excavating Equipment group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3830-00-352-6221
Primary Part NumberA3762
Item NameCover,countershaft
FSC / FSG3830 / 38 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
General Characteristics Item DescriptionSTEEL; 7.875 IN. OD; 4.438 IN. ID; 2.406 IN. LG O/A; 0.062 IN. THK; W/3 HOLES 0.281 IN. DIA,120 DEG APART,AND 1 HOLE 0.375 IN. DIA ON A7.000 IN. DIA BOLT CIRCLE; ALSO HAS 6 OVAL HOLES 0.375 IN. W,0.625 IN. LG,2 HOLES ARE SPACED 2.000 IN. APART,THIS SPACING OCCURS EVERY 120 DEG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-231-3919AS5185B1212 INTERCHANGEABLE
Elbow,pipe to Hose
Sae International Dba Sae International
6625-00-307-7091 INTERCHANGEABLE
Test Kit,preselecto
1650-00-887-19171616-5 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Parker-Hannifin Corporation Dba Control Systems Division
5920-01-011-93782-6 INTERCHANGEABLE
Discharger,electrostatic
Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity
3455-01-147-926916165 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3040-01-232-779416165 INTERCHANGEABLE
Housing,mechanical Drive
Westerbeke Corporation
5305-01-320-243216-165 INTERCHANGEABLE
Screw,cap,hexagon Head
Metrex Valve Corp. Dba Metrex Valve Corp
Cross-Reference Index
Part NumberManufacturer
45550-006-01 Terex Usa, Llc Dba Terex Equipment Services (USA)
TDC00331000 Dana Off Highway Products, Llc (USA)
1-6165 Cardwell Mfg Co Inc (USA)
TDC00331000 Vme Americas Inc Sub of Vme Group N V (USA)
A3762 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
4730-00-231-3919INTERCHANGEABLE
ELBOW,PIPE TO HOSE
AS5185B1212
6625-00-307-7091INTERCHANGEABLE
TEST KIT,PRESELECTO
1650-00-887-1917INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
1616-5
5920-01-011-9378INTERCHANGEABLE
DISCHARGER,ELECTROSTATIC
2-6
3455-01-147-9269INTERCHANGEABLE
CUTTER,MILLING,END
16165
3040-01-232-7794INTERCHANGEABLE
HOUSING,MECHANICAL DRIVE
16165
5305-01-320-2432INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
16-165

Frequently Asked Questions

What is NSN 3830-00-352-6221?

NSN 3830-00-352-6221 is a Cover,countershaft, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3830 (No Item Name Available). Status: active.

What are the part numbers for NSN 3830-00-352-6221?

NSN 3830-00-352-6221 has 5 cross-referenced part numbers: 45550-006-01 (Terex Usa, Llc Dba Terex Equipment Services), TDC00331000 (Dana Off Highway Products, Llc), 1-6165 (Cardwell Mfg Co Inc), TDC00331000 (Vme Americas Inc Sub of Vme Group N V), A3762 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 3830-00-352-6221?

There are 7 known substitutes for 3830-00-352-6221: 4730-00-231-3919, 6625-00-307-7091, 1650-00-887-1917 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A3762?

Key specifications for A3762: General Characteristics Item Description: STEEL; 7.875 IN. OD; 4.438 IN. ID; 2.406 IN. LG O/A; 0.062 IN. THK; W/3 HOLES 0.281 IN. DIA,120 DEG APART,AND 1 HOLE 0.375 IN. DIA ON A7.000 IN. DIA BOLT CIRCLE; ALSO HAS 6 OVAL HOLES 0.375 IN. W,0.625 IN. LG,2 HOLES ARE SPACED 2.000 IN. APART,THIS SPACING OCCURS EVERY 120 DEG IN. 1 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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