NSN 1005-01-090-7547 · NIIN 010907547 · Part number 209F299
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems · FSC 1005 — Guns, Through 30mm · FSG 10 — Weapons · CAGE 05606
Government record, cited
NSN 1005-01-090-7547 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-090-7547. Manufacturer of record part number: 209F299.
Also searched as1005-01-090-7547 ·
1005010907547 ·
NIIN 010907547 ·
01-090-7547 ·
FSC 1005 Guns, Through 30mm · CAGE 05606 · 209F299
Material Document and Classification: MIL-S-46047 MIL SPEC SINGLE MATERIAL RESPONSE
Size Designation: 20 MILLIMETER MM
Land Width: 0.005 INCHES NOMINAL IN
Surface Treatment: CHROMIUM LOCATION NOT OTHERWISE SPECIFIED
Surface Treatment: CHROMIUM INSIDE
Material: STEEL UNS K14185
Identification
NSN: 1005-01-090-7547
NIIN: 010907547
FSC: 1005 — Guns, Through 30mm
FSG: 10 — Weapons
Primary part number: 209F299
Manufacturer: General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
General Description
The Barrel,automatic Gun, cataloged under National Stock Number 1005-01-090-7547, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1005-01-090-7547
Primary Part Number
209F299
Item Name
Barrel,automatic Gun
FSC / FSG
1005 / 10 — Guns, Through 30mm
Manufacturer
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA)
No interchangeability data on file.
Other items in FSC 1005 — Guns, Through 30mm
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1005-00-000-0061
MACHINE GUN,7.62 MILLIMETER
1005-00-001-2676
FILTER,GUN DRIVE
1005-00-001-5589
1005-00-001-5589 · Item name not on file
1005-00-002-0996
1005-00-002-0996 · Item name not on file
1005-00-003-1073
STOP,CARTRIDGE
1005-00-003-2251
1005-00-003-2251 · Item name not on file
1005-00-003-2267
1005-00-003-2267 · Item name not on file
1005-00-003-2268
1005-00-003-2268 · Item name not on file
Frequently Asked Questions
What is NSN 1005-01-090-7547?
NSN 1005-01-090-7547 is a Barrel,automatic Gun, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 1005, Guns, Through 30mm. Status: active.
What part numbers are listed for NSN 1005-01-090-7547?
NSN 1005-01-090-7547 has 2 manufacturer part numbers on file: 209F299 (General Dynamics - Ots, Inc.), 209F299 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
What are the specifications of 209F299?
Key specifications for 209F299: Rifle Bore Groove Quantity: 9; Material Document and Classification: MIL-S-46047 MIL SPEC SINGLE MATERIAL RESPONSE; Overall Length: 63.029 INCHES NOMINAL IN; Size Designation: 20 MILLIMETER MM. 8 specifications are documented in the U.S. Government catalog.
Is NSN 1005-01-090-7547 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 1005-01-090-7547?
NSN 1005-01-090-7547 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.