NSN 4810-01-399-0834 · NIIN 013990834 · Part number 181A278-1
Lockheed Martin Corporation Div Rotary and Mission Systems · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 03640
Government record, cited
NSN 4810-01-399-0834 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-399-0834. Manufacturer of record part number: 181A278-1.
Also searched as4810-01-399-0834 ·
4810013990834 ·
NIIN 013990834 ·
01-399-0834 ·
FSC 4810 Valves, Powered · CAGE 03640 · 181A278-1
Material Document and Classification: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
Flange Width: 10.630 INCHES IN
Material: ALUMINUM ALLOY
Flange Length: 11.120 INCHES IN
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation Div Rotary and Mission Systems
Identification
NSN: 4810-01-399-0834
NIIN: 013990834
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 181A278-1
Manufacturer: Lockheed Martin Corporation Div Rotary and Mission Systems
General Description
The Flange,gland,valve, cataloged under National Stock Number 4810-01-399-0834, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 5 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
4810-01-399-0834
Primary Part Number
181A278-1
Item Name
Flange,gland,valve
FSC / FSG
4810 / 48 — Valves, Powered
Manufacturer
Lockheed Martin Corporation Div Rotary and Mission Systems
Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
No interchangeability data on file.
Other items in FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247
4810-00-001-1247 · Item name not on file
4810-00-001-4499
VALVE,SOLENOID
4810-00-001-4531
4810-00-001-4531 · Item name not on file
4810-00-001-4532
4810-00-001-4532 · Item name not on file
4810-00-001-4554
4810-00-001-4554 · Item name not on file
4810-00-001-4555
4810-00-001-4555 · Item name not on file
4810-00-001-4556
4810-00-001-4556 · Item name not on file
4810-00-001-4611
4810-00-001-4611 · Item name not on file
Frequently Asked Questions
What is NSN 4810-01-399-0834?
NSN 4810-01-399-0834 is a Flange,gland,valve, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 4810, Valves, Powered. Status: active.
What part numbers are listed for NSN 4810-01-399-0834?
NSN 4810-01-399-0834 has 1 manufacturer part number on file: 181A278-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
What are the specifications of 181A278-1?
Key specifications for 181A278-1: Flange Shape: RECTANGULAR; Material Document and Classification: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE; Special Features: UPPER FLANGE; Flange Width: 10.630 INCHES IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4810-01-399-0834 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.
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.