PartsTable TECHNICAL DATA SHEET

NSN 4820-01-423-0755Government record, cited

Disk, Valve4820-01-423-0755

NSN 4820-01-423-0755 · NIIN 014230755 · Part number A0681-00 IT3

Newmans Inc New Jersey Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 61661

Government record, cited

NSN 4820-01-423-0755 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-423-0755. Manufacturer of record part number: A0681-00 IT3.

Also searched as 4820-01-423-0755 · 4820014230755 · NIIN 014230755 · 01-423-0755 · FSC 4820 Valves, Nonpowered · CAGE 61661 · A0681-00 IT3 · A0681-00 · 18S-FS3 ITEM 3

Nearby stock numbers ← 4820-01-423-0754 Flange, Gland, Valve · 4820-01-423-0770 Guide, Valve Stem →

4820-01-423-0755 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Pressure Rating: 800.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Material: STEEL CORROSION RESISTING
2 manufacturer part numbers on file
Manufacturer of record: Newmans Inc New Jersey Div

Identification

NSN: 4820-01-423-0755
NIIN: 014230755
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: A0681-00 IT3
Manufacturer: Newmans Inc New Jersey Div

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-423-0755, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Newmans Inc New Jersey Div. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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	4820-01-423-0755
Primary Part Number	A0681-00 IT3
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Newmans Inc New Jersey Div
Status	ACTIVE
Pressure Rating	800.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Material	STEEL CORROSION RESISTING

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 Items 8

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4820-01-423-0908A0681-00 IT6 POSSIBLE MATCH

CAP,VALVE

Possible match (shared part number)Newmans Inc New Jersey Div

4820-01-423-1846A0681-00 IT11 3/4IN POSSIBLE MATCH

FLANGE,GLAND,VALVE

Possible match (shared part number)Newmans Inc New Jersey Div

4820-01-423-1993A0681-00 IT4 POSSIBLE MATCH

STEM,FLUID VALVE

Possible match (shared part number)Newmans Inc New Jersey Div

4820-01-423-2451A0681-00 IT15 POSSIBLE MATCH

SLEEVE,VALVE,GATE

Possible match (shared part number)Newmans Inc New Jersey Div

4810-01-440-712118X-F53-WB-RP 1.5 POSSIBLE MATCH

VALVE,GATE

Possible match (shared part number)Newmans Inc New Jersey Div

4820-01-440-712218S-FS3-.75IN POSSIBLE MATCH

VALVE,GATE

Possible match (shared part number)Newmans Inc New Jersey Div

4820-01-440-712318S-FS3-1IN POSSIBLE MATCH

VALVE,GATE

Possible match (shared part number)Newmans Inc New Jersey Div

4820-01-440-712418S-FS3 2IN POSSIBLE MATCH

VALVE,GATE

Possible match (shared part number)Newmans Inc New Jersey Div

Cross-Reference Index

Part Number	Manufacturer
A0681-00 IT3 PRIMARY	Newmans Inc New Jersey Div (USA)
18S-FS3 ITEM 3	Newmans Inc New Jersey Div (USA)

Reference documents

Reference	Meaning
A0681-00	D/9 Drawing number reference only Newmans Inc New Jersey Div
A0681-00 IT3	5/9 Secondary reference Key Industries Inc Dba Liberty Equipment and Supply Co

Related Parts

4820-01-423-0908POSSIBLE MATCH

CAP,VALVE

A0681-00 IT6

4820-01-423-1846POSSIBLE MATCH

FLANGE,GLAND,VALVE

A0681-00 IT11 3/4IN

4820-01-423-1993POSSIBLE MATCH

STEM,FLUID VALVE

A0681-00 IT4

4820-01-423-2451POSSIBLE MATCH

SLEEVE,VALVE,GATE

A0681-00 IT15

4810-01-440-7121POSSIBLE MATCH

VALVE,GATE

18X-F53-WB-RP 1.5

4820-01-440-7122POSSIBLE MATCH

VALVE,GATE

18S-FS3-.75IN

4820-01-440-7123POSSIBLE MATCH

VALVE,GATE

18S-FS3-1IN

4820-01-440-7124POSSIBLE MATCH

VALVE,GATE

18S-FS3 2IN

Frequently Asked Questions

What is NSN 4820-01-423-0755?

NSN 4820-01-423-0755 is a Disk,valve, manufactured by Newmans Inc New Jersey Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-423-0755?

NSN 4820-01-423-0755 has 2 manufacturer part numbers on file: A0681-00 IT3 (Newmans Inc New Jersey Div), 18S-FS3 ITEM 3 (Newmans Inc New Jersey Div).

What NSN replaces 4820-01-423-0755?

8 possible matches (shared part number, not a government interchangeability claim): 4820-01-423-0908, 4820-01-423-1846, 4820-01-423-1993. Verify interchangeability with system specifications before substitution.

What are the specifications of A0681-00 IT3?

Key specifications for A0681-00 IT3: Pressure Rating: 800.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Special Features: VALVE SIZE 0.750IN IN; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-423-0755 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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