Body Outside Diameter: 0.685 INCHES MINIMUM AND 0.695 INCHES MAXIMUM IN
Style Designator: PLAIN
Material Document and Classification: AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter: 0.592 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
Surface Treatment: PASSIVATE OVERALL
Material: STEEL COMP 17-4PH OVERALL
Seating Surface Shape: FLAT
Identification
NSN: 4810-01-135-9649
NIIN: 011359649
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
General Description
The Seat,valve, cataloged under National Stock Number 4810-01-135-9649, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4810-01-135-9649
Item Name
Seat,valve
FSC / FSG
4810 / 48 — Valves, Powered
Status
ACTIVE
Body Outside Diameter
0.685 INCHES MINIMUM AND 0.695 INCHES MAXIMUM IN
Style Designator
PLAIN
Material Document and Classification
AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter
0.592 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
Surface Treatment
PASSIVATE OVERALL
Material
STEEL COMP 17-4PH 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
N
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
2793596-101
3/2Design control — primary reference
U.S. Government activity
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 4810-01-135-9649?
NSN 4810-01-135-9649 is a Seat,valve, classified under FSC 4810, Valves, Powered. Status: active.
What are the specifications of 4810-01-135-9649?
Key specifications for 4810-01-135-9649: Overall Height: 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN; Body Outside Diameter: 0.685 INCHES MINIMUM AND 0.695 INCHES MAXIMUM IN; Style Designator: PLAIN; Material Document and Classification: AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4810-01-135-9649 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.