The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-00-243-9533, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
4820-00-243-9533
Item Name
Diaphragm,actuator Valve,special
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Material
RUBBER SYNTHETIC
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6130-01-295-1678POSSIBLE MATCH
BATTERY POWER SUPPLY
Possible match (shared part number)
5995-01-702-8148180951-1POSSIBLE MATCH
CABLE ASSEMBLY,RADIO FREQUENCY
Possible match (shared part number)Pole/zero Llc
5995-01-702-8150180951-3POSSIBLE MATCH
CABLE ASSEMBLY,RADIO FREQUENCY
Possible match (shared part number)Pole/zero Llc
5995-01-702-8152180951-2POSSIBLE MATCH
CABLE ASSEMBLY,RADIO FREQUENCY
Possible match (shared part number)Pole/zero Llc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
180951
5/9Secondary reference
U.S. Government activity
180951-1
3/2Design control — primary reference
U.S. Government activity
Related Parts
6130-01-295-1678POSSIBLE MATCH
BATTERY POWER SUPPLY
5995-01-702-8148POSSIBLE MATCH
CABLE ASSEMBLY,RADIO FREQUENCY
180951-1
5995-01-702-8150POSSIBLE MATCH
CABLE ASSEMBLY,RADIO FREQUENCY
180951-3
5995-01-702-8152POSSIBLE MATCH
CABLE ASSEMBLY,RADIO FREQUENCY
180951-2
Frequently Asked Questions
What is NSN 4820-00-243-9533?
NSN 4820-00-243-9533 is a Diaphragm,actuator Valve,special, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-00-243-9533?
4 possible matches (shared part number, not a government interchangeability claim): 6130-01-295-1678, 5995-01-702-8148, 5995-01-702-8150. Verify interchangeability with system specifications before substitution.
What are the specifications of 4820-00-243-9533?
Key specifications for 4820-00-243-9533: Material: RUBBER SYNTHETIC. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-00-243-9533 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.