PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33277Barrel,automatic Gun

U.s. Ordnance · NSN 1005-01-643-6314 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-643-6314 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-643-6314. Primary manufacturer part number: 33277.
Features
  • Barrel,automatic Gun — FSC 1005
  • 1 verified cross-reference
  • Primary manufacturer: U.s. Ordnance
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Barrel,automatic Gun, cataloged under National Stock Number 1005-01-643-6314, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is U.s. Ordnance. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBarrel,automatic Gun
FSC / FSG1005 — No Item Name Available (FSG 10)
ManufacturersU.s. Ordnance (CAGE 1NZN0)
Technical Specifications
ParameterValue
NSN1005-01-643-6314
Primary Part Number33277
Item NameBarrel,automatic Gun
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerU.s. Ordnance
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4330-00-288-646633277 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
5905-01-019-9438 INTERCHANGEABLE
Resistor,fixed,film
5315-01-044-087933277 INTERCHANGEABLE
Key,machine
Air Flow Co Inc
Cross-Reference Index
Part NumberManufacturer
33277 PRIMARY U.s. Ordnance (USA)
Related Parts
4330-00-288-6466INTERCHANGEABLE
FILTER ELEMENT,FLUID
33277
5905-01-019-9438INTERCHANGEABLE
RESISTOR,FIXED,FILM
5315-01-044-0879INTERCHANGEABLE
KEY,MACHINE
33277

Frequently Asked Questions

What is NSN 1005-01-643-6314?

NSN 1005-01-643-6314 is a Barrel,automatic Gun, manufactured by U.s. Ordnance, classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-01-643-6314?

NSN 1005-01-643-6314 has 1 cross-referenced part number: 33277 (U.s. Ordnance).

What NSN replaces 1005-01-643-6314?

There are 3 known substitutes for 1005-01-643-6314: 4330-00-288-6466, 5905-01-019-9438, 5315-01-044-0879. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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