Plunger, Valve4820-01-184-1892

NSN 4820-01-184-1892 · NIIN 011841892 · Part number 12335139

U S Army Tank Automotive Command Amsta-Im-Mm · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 19207

Government record, cited

NSN 4820-01-184-1892 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-184-1892. Manufacturer of record part number: 12335139.

Also searched as 4820-01-184-1892 · 4820011841892 · NIIN 011841892 · 01-184-1892 · FSC 4820 Valves, Nonpowered · CAGE 19207 · 12335139

Nearby stock numbers ← 4820-01-184-1891 · 4820-01-184-1893 Sleeve, Valve →

4820-01-184-1892 — Valves, Nonpowered

Features

Plunger,valve — FSC 4820
General Characteristics Item Description: STEEL MATL; CYLINTRICAL SHOULDERED ITEM; ONE END BEVELED 0.090 IN. BY 30 DEGREES,0.312 IN. DIA,0.430 IN. LG; BEVELED FLANGE 45 DEGREES,0.138 IN. WIDTH,0.575 IN. DIA; 0.120 IN. GROOVEW,0.250 IN. DIA; TRIANGULAR SHOULDER 0.300 INS LG,0.322 INS W IN THREE PLACES; OPPISITE END 0.755 INS LG,0.249 IN. DIA,0.191 IN. SPHER RADIUS IN
1 manufacturer part number on file
Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm

Identification

NSN: 4820-01-184-1892
NIIN: 011841892
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 12335139
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm

General Description

The Plunger,valve, cataloged under National Stock Number 4820-01-184-1892, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-184-1892
Primary Part Number	12335139
Item Name	Plunger,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	U S Army Tank Automotive Command Amsta-Im-Mm
Status	ACTIVE
General Characteristics Item Description	STEEL MATL; CYLINTRICAL SHOULDERED ITEM; ONE END BEVELED 0.090 IN. BY 30 DEGREES,0.312 IN. DIA,0.430 IN. LG; BEVELED FLANGE 45 DEGREES,0.138 IN. WIDTH,0.575 IN. DIA; 0.120 IN. GROOVEW,0.250 IN. DIA; TRIANGULAR SHOULDER 0.300 INS LG,0.322 INS W IN THREE PLACES; OPPISITE END 0.755 INS LG,0.249 IN. DIA,0.191 IN. SPHER RADIUS 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

Cross-Reference Index

Part Number	Manufacturer
12335139 PRIMARY	U S Army Tank Automotive Command Amsta-Im-Mm (USA)

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 4820-01-184-1892?

NSN 4820-01-184-1892 is a Plunger,valve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-184-1892?

NSN 4820-01-184-1892 has 1 manufacturer part number on file: 12335139 (U S Army Tank Automotive Command Amsta-Im-Mm).

What are the specifications of 12335139?

Key specifications for 12335139: General Characteristics Item Description: STEEL MATL; CYLINTRICAL SHOULDERED ITEM; ONE END BEVELED 0.090 IN. BY 30 DEGREES,0.312 IN. DIA,0.430 IN. LG; BEVELED FLANGE 45 DEGREES,0.138 IN. WIDTH,0.575 IN. DIA; 0.120 IN. GROOVEW,0.250 IN. DIA; TRIANGULAR SHOULDER 0.300 INS LG,0.322 INS W IN THREE PLACES; OPPISITE END 0.755 INS LG,0.249 IN. DIA,0.191 IN. SPHER RADIUS IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-184-1892 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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