Nearby stock numbers← 4540-01-219-5662 Slide Bar, Interlock
·
4540-01-219-5664 Disk, Interlocking, Breech and Flu →
Features
Plate,slide,flush Valve — FSC 4540
General Characteristics Item Description: BRASS; 2.625 IN. LG,2.500 IN. W,0.375 IN. THK; FOUR 0.406 IN. DIA HOLES W/ 1.625 IN. C TO C PAR. TO W,1.750 IN. C TO C PAR. TO LG IN
Identification
NSN: 4540-01-219-5663
NIIN: 012195663
FSC: 4540 — Waste Disposal Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
General Description
The Plate,slide,flush Valve, cataloged under National Stock Number 4540-01-219-5663, is classified within Federal Supply Class 4540 (Waste Disposal Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
4540-01-219-5663
Item Name
Plate,slide,flush Valve
FSC / FSG
4540 / 45 — Waste Disposal Equipment
Status
ACTIVE
General Characteristics Item Description
BRASS; 2.625 IN. LG,2.500 IN. W,0.375 IN. THK; FOUR 0.406 IN. DIA HOLES W/ 1.625 IN. C TO C PAR. TO W,1.750 IN. C TO C PAR. TO LG IN
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.
3010-01-220-009777656-31X5 PIECE 3POSSIBLE MATCH
COUPLING HALF,SHAFT
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3010-01-220-009877656-31X5 PIECE 4POSSIBLE MATCH
COUPLING HALF,SHAFT
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3010-01-220-009977656-31X5 PIECE 5POSSIBLE MATCH
COUPLING HALF,SHAFT
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-220-096577656-31X5 PIECE 8POSSIBLE MATCH
SHAFT,STRAIGHT
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-220-208677656-31X5 PIECE 22POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
77656-31X5 PIECE 24
3/2Design control — primary reference
U.S. Government activity
SSN637-505-2143923 PIECE 24
5/2Secondary reference
U.S. Government activity
77656-31X5
D/9Drawing number reference only
U.S. Government activity
SSN637-505-2143923
D/9Drawing number reference only
U.S. Government activity
Related Parts
3010-01-220-0097POSSIBLE MATCH
COUPLING HALF,SHAFT
77656-31X5 PIECE 3
3010-01-220-0098POSSIBLE MATCH
COUPLING HALF,SHAFT
77656-31X5 PIECE 4
3010-01-220-0099POSSIBLE MATCH
COUPLING HALF,SHAFT
77656-31X5 PIECE 5
3040-01-220-0965POSSIBLE MATCH
SHAFT,STRAIGHT
77656-31X5 PIECE 8
3040-01-220-2086POSSIBLE MATCH
SHAFT,SHOULDERED
77656-31X5 PIECE 22
Frequently Asked Questions
What is NSN 4540-01-219-5663?
NSN 4540-01-219-5663 is a Plate,slide,flush Valve, classified under FSC 4540, Waste Disposal Equipment. Status: active.
What NSN replaces 4540-01-219-5663?
5 possible matches (shared part number, not a government interchangeability claim): 3010-01-220-0097, 3010-01-220-0098, 3010-01-220-0099. Verify interchangeability with system specifications before substitution.
What are the specifications of 4540-01-219-5663?
Key specifications for 4540-01-219-5663: General Characteristics Item Description: BRASS; 2.625 IN. LG,2.500 IN. W,0.375 IN. THK; FOUR 0.406 IN. DIA HOLES W/ 1.625 IN. C TO C PAR. TO W,1.750 IN. C TO C PAR. TO LG IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4540-01-219-5663 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.