PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8145842Cap,pneumatic Valve

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 2640-00-255-9346 · FSC 2640 · No Item Name Available
Verified by PartsTable
NSN 2640-00-255-9346 — this item is cataloged by the U.S. Government under National Stock Number 2640-00-255-9346. Primary manufacturer part number: 8145842.
Features
  • Cap,pneumatic Valve — FSC 2640
  • Thread Series Designator: UNEF INTERNAL
  • Item Type Category: ACCESSORY
  • Features Provided: DRY HEAT RESISTANT GASKET
  • Connection Style: PLAIN (OPTIONAL END)
  • Material: COPPER ALLOY OVERALL
  • Nominal Thread Size: 0.312 INCHES INTERNAL IN
  • Accessory Type: CAP
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Cap,pneumatic Valve, cataloged under National Stock Number 2640-00-255-9346, is classified within Federal Supply Class 2640 (No Item Name Available) of the Tires and Tubes group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2640-00-255-9346
Primary Part Number8145842
Item NameCap,pneumatic Valve
FSC / FSG2640 / 26 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Thread Series DesignatorUNEF INTERNAL
Item Type CategoryACCESSORY
Features ProvidedDRY HEAT RESISTANT GASKET
Connection StylePLAIN (OPTIONAL END)
MaterialCOPPER ALLOY OVERALL
Nominal Thread Size0.312 INCHES INTERNAL IN
Accessory TypeCAP
Thread DirectionRIGHT-HAND INTERNAL
Style DesignatorCAP, VALVE SEALING
Tire Valve DesignationTR-VC-3
Nondefinitive Spec/std Data4 TYPE AND 1 CLASS
Thread Class2B INTERNAL
Thread Pitch Diameters+0.2719 TO 0.2752 INCHES INTERNAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2640-00-050-1235 INTERCHANGEABLE
Cap,pneumatic Valve
5935-00-149-4021 INTERCHANGEABLE
Connector,plug,electrical
6850-00-163-579221330 INTERCHANGEABLE
Sealer,chemical
Nd Industries Inc Div Nd Industries, Inc. - Michigan Division
6625-00-238-1250VC3 INTERCHANGEABLE
Calibrator,voltage
Heathkit Co Inc Dba Heathkit Educational Systems
5120-00-246-4747 INTERCHANGEABLE
Caps,vise Jaw
5999-00-259-04997572 INTERCHANGEABLE
Contact,electrical
Te Connectivity Corporation
5935-00-789-608210684234 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Aviation and Missile Command
6685-00-919-479860-1377-TAS-04B0 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
5330-01-026-05657572 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5305-01-286-71789A1898 INTERCHANGEABLE
Setscrew
Transicoil Llc Dba Ads Transicoil Div Transicoil
Cross-Reference Index
Part NumberManufacturer
8145842 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
VC3 The Tire & Rim Association Inc (USA)
772 National Distillers and Chemical Corp Bridgeport Brass Co Div (USA)
420174-1 Analex Corp (USA)
7572 Scovill Inc Schrader Bellows Div (USA)
8145842 Us Army Aviation and Missile Command (USA)
AA52611-41-TRVC3 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
7572 Schrader-Bridgeport International Inc Dba Schrader Automotive (USA)
TY-IV/CL1/TR-VC3 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
41406-1 Transdigm Inc Dba Adel Wiggins Group Div Adel Wiggins (USA)
A-A-52611 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
876703-00 Defense Reduction Agency (USA)
A-A-5261-4-1-TRVC3 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
655 Eaton Corporation Dba Air Controls Division Div Air Controls Division (USA)
420174-1 Analex Corporation Dba Arcfield Div Arcfield (USA)
420173-1 Analex Corporation Dba Arcfield Div Arcfield (USA)
ZZ-V-25/TIV/CL1/TR-VC-3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
420173-1 Analex Corp (USA)
Related Parts
2640-00-050-1235INTERCHANGEABLE
CAP,PNEUMATIC VALVE
5935-00-149-4021INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
6850-00-163-5792INTERCHANGEABLE
SEALER,CHEMICAL
21330
6625-00-238-1250INTERCHANGEABLE
CALIBRATOR,VOLTAGE
VC3
5120-00-246-4747INTERCHANGEABLE
CAPS,VISE JAW
5999-00-259-0499INTERCHANGEABLE
CONTACT,ELECTRICAL
7572
5935-00-789-6082INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
10684234
6685-00-919-4798INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
60-1377-TAS-04B0
5330-01-026-0565INTERCHANGEABLE
SEAL,PLAIN ENCASED
7572
5305-01-286-7178INTERCHANGEABLE
SETSCREW
9A1898
3040-01-301-8018INTERCHANGEABLE
SHAFT,SHOULDERED
41406-1
5998-01-470-3534INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
814584-2

Frequently Asked Questions

What is NSN 2640-00-255-9346?

NSN 2640-00-255-9346 is a Cap,pneumatic Valve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2640-00-255-9346?

NSN 2640-00-255-9346 has 18 cross-referenced part numbers: 8145842 (U S Army Tank Automotive Command Amsta-Im-Mm), VC3 (The Tire & Rim Association Inc), 772 (National Distillers and Chemical Corp Bridgeport Brass Co Div), 420174-1 (Analex Corp), 7572 (Scovill Inc Schrader Bellows Div) and 13 more.

What NSN replaces 2640-00-255-9346?

There are 12 known substitutes for 2640-00-255-9346: 2640-00-050-1235, 5935-00-149-4021, 6850-00-163-5792 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8145842?

Key specifications for 8145842: Thread Series Designator: UNEF INTERNAL; Item Type Category: ACCESSORY; Features Provided: DRY HEAT RESISTANT GASKET; Connection Style: PLAIN (OPTIONAL END). 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2640-00-255-9346 still in active supply?

NSN 2640-00-255-9346 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com