NSN 1010-00-655-0027 · NIIN 006550027 · Part number 6550027
Army, United States Department of the Dba Watervliet Arsenal Div Business Development · FSC 1010 — Guns, Over 30mm up to 75mm · FSG 10 — Weapons · CAGE 19206
Government record, cited
NSN 1010-00-655-0027 — this item is cataloged by the U.S. Government under National Stock Number 1010-00-655-0027. Manufacturer of record part number: 6550027.
Also searched as1010-00-655-0027 ·
1010006550027 ·
NIIN 006550027 ·
00-655-0027 ·
FSC 1010 Guns, Over 30mm up to 75mm · CAGE 19206 · 6550027
Manufacturer of record: Army, United States Department of the Dba Watervliet Arsenal Div Business Development
Identification
NSN: 1010-00-655-0027
NIIN: 006550027
FSC: 1010 — Guns, Over 30mm up to 75mm
FSG: 10 — Weapons
Primary part number: 6550027
Manufacturer: Army, United States Department of the Dba Watervliet Arsenal Div Business Development
General Description
The Breechblock, cataloged under National Stock Number 1010-00-655-0027, is classified within Federal Supply Class 1010 (Guns, Over 30mm up to 75mm) of the Weapons group. The manufacturer of record is Army, United States Department of the Dba Watervliet Arsenal Div Business Development. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1010-00-655-0027
Primary Part Number
6550027
Item Name
Breechblock
FSC / FSG
1010 / 10 — Guns, Over 30mm up to 75mm
Manufacturer
Army, United States Department of the Dba Watervliet Arsenal Div Business Development
Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA)
No interchangeability data on file.
Other items in FSC 1010 — Guns, Over 30mm up to 75mm
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1010-00-004-6406
COVER
1010-00-007-2425
FEED GUIDE ASSEMBLY
1010-00-024-4261
1010-00-024-4261 · Item name not on file
1010-00-024-4262
1010-00-024-4262 · Item name not on file
1010-00-024-4263
1010-00-024-4263 · Item name not on file
1010-00-024-4264
1010-00-024-4264 · Item name not on file
1010-00-024-4265
1010-00-024-4265 · Item name not on file
1010-00-024-4266
1010-00-024-4266 · Item name not on file
Frequently Asked Questions
What is NSN 1010-00-655-0027?
NSN 1010-00-655-0027 is a Breechblock, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 1010, Guns, Over 30mm up to 75mm. Status: active.
What part numbers are listed for NSN 1010-00-655-0027?
NSN 1010-00-655-0027 has 1 manufacturer part number on file: 6550027 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development).
What are the specifications of 6550027?
Key specifications for 6550027: Operational Direction: VERTICAL; Model Number: M1 OR M2; Breechblock Type: SLIDING WEDGE; Size Designation: 50. 4 specifications are documented in the U.S. Government catalog.
Is NSN 1010-00-655-0027 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 1010-00-655-0027?
NSN 1010-00-655-0027 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.