Flange Seat to Disk End Height: 0.037 INCHES NOMINAL IN
Flange Diameter: 0.375 INCHES NOMINAL IN
Body Outside Diameter: 0.263 INCHES NOMINAL IN
Style Designator: PLAIN FLANGED
Body Inside Diameter: 0.125 INCHES NOMINAL IN
Under Flange Height: 0.079 INCHES NOMINAL IN
Material: PLASTIC POLYAMIDE NYLON OVERALL
Identification
NSN: 4810-01-094-2983
NIIN: 010942983
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
General Description
The Seat,valve, cataloged under National Stock Number 4810-01-094-2983, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4810-01-094-2983
Item Name
Seat,valve
FSC / FSG
4810 / 48 — Valves, Powered
Status
ACTIVE
Flange Seat to Disk End Height
0.037 INCHES NOMINAL IN
Flange Diameter
0.375 INCHES NOMINAL IN
Body Outside Diameter
0.263 INCHES NOMINAL IN
Style Designator
PLAIN FLANGED
Body Inside Diameter
0.125 INCHES NOMINAL IN
Under Flange Height
0.079 INCHES NOMINAL IN
Material
PLASTIC POLYAMIDE NYLON OVERALL
Seating Surface Shape
FLAT
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-094-3019189214-0016POSSIBLE MATCH
PISTON,VALVE
Possible match (shared part number)Marotta Controls Inc
5340-01-094-3048111113-1025POSSIBLE MATCH
INSERT,SELF-LOCKING
Possible match (shared part number)Marotta Controls Inc
5305-01-103-9016189219-0061POSSIBLE MATCH
SCREW,ADJUSTING,VALVE
Possible match (shared part number)Marotta Controls Inc
5340-01-103-9032234712 ITEM 12POSSIBLE MATCH
INSERT,SELF-LOCKING
Possible match (shared part number)Marotta Controls Inc
4820-01-154-8104189217-0061POSSIBLE MATCH
GUIDE,VALVE STEM
Possible match (shared part number)Marotta Controls Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
188708-0081
3/2Design control — primary reference
U.S. Government activity
234712 ITEM 19
5/2Secondary reference
U.S. Government activity
234712
D/9Drawing number reference only
U.S. Government activity
Related Parts
4820-01-094-3019POSSIBLE MATCH
PISTON,VALVE
189214-0016
5340-01-094-3048POSSIBLE MATCH
INSERT,SELF-LOCKING
111113-1025
5305-01-103-9016POSSIBLE MATCH
SCREW,ADJUSTING,VALVE
189219-0061
5340-01-103-9032POSSIBLE MATCH
INSERT,SELF-LOCKING
234712 ITEM 12
4820-01-154-8104POSSIBLE MATCH
GUIDE,VALVE STEM
189217-0061
Frequently Asked Questions
What is NSN 4810-01-094-2983?
NSN 4810-01-094-2983 is a Seat,valve, classified under FSC 4810, Valves, Powered. Status: active.
What NSN replaces 4810-01-094-2983?
5 possible matches (shared part number, not a government interchangeability claim): 4820-01-094-3019, 5340-01-094-3048, 5305-01-103-9016. Verify interchangeability with system specifications before substitution.
What are the specifications of 4810-01-094-2983?
Key specifications for 4810-01-094-2983: Flange Seat to Disk End Height: 0.037 INCHES NOMINAL IN; Flange Diameter: 0.375 INCHES NOMINAL IN; Body Outside Diameter: 0.263 INCHES NOMINAL IN; Style Designator: PLAIN FLANGED. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4810-01-094-2983 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.