Piston, Valve4820-00-623-8475

NSN 4820-00-623-8475 · NIIN 006238475

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-00-623-8475 · 4820006238475 · NIIN 006238475 · 00-623-8475 · FSC 4820 Valves, Nonpowered · 706 · V2556PCJ · V1922-706

Nearby stock numbers ← 4820-00-623-8473 Valve, Safety Relief · 4820-00-623-8476 →

4820-00-623-8475 — Valves, Nonpowered

Features

Piston,valve — FSC 4820

Identification

NSN: 4820-00-623-8475
NIIN: 006238475
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Piston,valve, cataloged under National Stock Number 4820-00-623-8475, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-00-623-8475
Item Name	Piston,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE

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

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
706	3/9 Design control — primary reference Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co.
V2556PCJ	5/9 Secondary reference Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co.
V1922-706	5/9 Secondary reference Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co.

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-00-623-8475?

NSN 4820-00-623-8475 is a Piston,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-00-623-8475?

Key specifications for 4820-00-623-8475: Special Features: STEEL,SAE C1117 LEADED CARBURIZE,ROCKWELL C SCALE 60 MIN HARDNESS RATING,2.844 IN. LG,1.498 IN.OD,1.250 IN. DIA OF RECESSED HOLE,2.375 IN. DEPTH OF RECESSED HOLE,FOUR HOLES LOCATED 0.641 IN. FROM END,0.281 IN. DIA OF HOLES,0.015 IN. INSIDE AND OUTSIDE DEPTH OF CHAMFER,45 DEG OF INSIDE AND OUTSIDE CHAMFER 1ST END,0.125 IN. OUTSIDE CORNER RADIUS,0.125 IN. GROOVE DEPTH 60DEG CROSS SHAPE GROOVE 2ND END IN; End Item Identification: FULFLO SPECIALITIES CO INC,VALVE MODEL VJF SERIES. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-623-8475 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.

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