PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

7140335Guard,trigger

Army, United States Department of the Dba Rock Island Arsenal Jmtc · NSN 1055-00-714-0335 · FSC 1055 · Launchers, Rocket and Pyrotechnic
Government record, cited
NSN 1055-00-714-0335 — this item is cataloged by the U.S. Government under National Stock Number 1055-00-714-0335. Primary manufacturer part number: 7140335.
Features
  • Guard,trigger — FSC 1055
  • Weapon for Which Designed: ROCKET LAUNCHER
  • Length: 4.422 INCHES MINIMUM AND 4.454 INCHES MAXIMUM IN
  • Model Number: M20A1,M20A1B1,M31,M31B1
  • Style Designator: GUARD ARCHED
  • Size Designation: INCHES
  • Material: ALUMINUM ALLOY
  • 1 commercial cross-reference
Identification
  • NSN: 1055-00-714-0335
  • NIIN: 007140335
  • FSC: 1055 — Launchers, Rocket and Pyrotechnic
  • FSG: 10 — Weapons
  • Primary part number: 7140335
  • Manufacturer: Army, United States Department of the Dba Rock Island Arsenal Jmtc
General Description

The Guard,trigger, cataloged under National Stock Number 1055-00-714-0335, is classified within Federal Supply Class 1055 (Launchers, Rocket and Pyrotechnic) of the Weapons group. The primary manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1055-00-714-0335
Primary Part Number7140335
Item NameGuard,trigger
FSC / FSG1055 / 10 — Launchers, Rocket and Pyrotechnic
ManufacturerArmy, United States Department of the Dba Rock Island Arsenal Jmtc
StatusACTIVE
Weapon for Which DesignedROCKET LAUNCHER
Length4.422 INCHES MINIMUM AND 4.454 INCHES MAXIMUM IN
Model NumberM20A1,M20A1B1,M31,M31B1
Style DesignatorGUARD ARCHED
Size DesignationINCHES
MaterialALUMINUM ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HazardNot stated in government record
Cross-Reference Index
Part NumberManufacturer
7140335 PRIMARY Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
Other items in FSC 1055 — Launchers, Rocket and Pyrotechnic
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1055-01-379-4821
CARRIAGE,HOIST
1055-01-399-1377
CASSETTE
1055-01-426-6911
SUPPORT,ROLLER,FLEX
1055-01-480-1276
SEAL,GARTER
1055-01-501-9518
ARMAMENT SUBSYSTEM,GROUND VEHICL

Frequently Asked Questions

What is NSN 1055-00-714-0335?

NSN 1055-00-714-0335 is a Guard,trigger, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 1055 (Launchers, Rocket and Pyrotechnic). Status: active.

What are the part numbers for NSN 1055-00-714-0335?

NSN 1055-00-714-0335 has 1 cross-referenced part number: 7140335 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).

What are the specifications of 7140335?

Key specifications for 7140335: Weapon for Which Designed: ROCKET LAUNCHER; Length: 4.422 INCHES MINIMUM AND 4.454 INCHES MAXIMUM IN; Model Number: M20A1,M20A1B1,M31,M31B1; Style Designator: GUARD ARCHED. 6 specifications are documented in the U.S. Government catalog.

Is NSN 1055-00-714-0335 hazardous material?

Hazard status is not stated in the government record for NSN 1055-00-714-0335 — no DOT hazard class, UN number, or hazard classification field is present in the cited data. This page does not assert an item is or is not hazardous.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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