Parts Kit, Safety Relief Valve4820-00-997-4391

NSN 4820-00-997-4391 · NIIN 009974391 · Part number 5952135

Us Army Aviation and Missile Command · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 18876

Government record, cited

NSN 4820-00-997-4391 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-997-4391. Manufacturer of record part number: 5952135.

Also searched as 4820-00-997-4391 · 4820009974391 · NIIN 009974391 · 00-997-4391 · FSC 4820 Valves, Nonpowered · CAGE 18876 · 5952135

Nearby stock numbers ← 4820-00-997-4388 · 4820-00-997-4392 →

4820-00-997-4391 — Valves, Nonpowered

Features

Parts Kit,safety Relief Valve — FSC 4820
Component Quantity: 8
Supply Items and Quantities: 5330-00-171-5042 RETAINER,PACKING 1,5330-00-171-5069 RETAINER,PACKING 1,5330-00-171-5889 RETAINER,PACKING 1,5330-00-171-6754 RETAINER,PACKING 1,5330-00-579-3156 PACKING,PREFORMED 1,5330-00-579-8156 PACKING,PREFORMED 1,5330-00-582-2855 PACKING,PREFORMED 1,5330-00-584-0265 PACKING,PREFORMED 1
1 manufacturer part number on file
Manufacturer of record: Us Army Aviation and Missile Command

Identification

NSN: 4820-00-997-4391
NIIN: 009974391
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 5952135
Manufacturer: Us Army Aviation and Missile Command

General Description

The Parts Kit,safety Relief Valve, cataloged under National Stock Number 4820-00-997-4391, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 2 specifications, 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	4820-00-997-4391
Primary Part Number	5952135
Item Name	Parts Kit,safety Relief Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Us Army Aviation and Missile Command
Status	ACTIVE
Component Quantity	8
Supply Items and Quantities	5330-00-171-5042 RETAINER,PACKING 1,5330-00-171-5069 RETAINER,PACKING 1,5330-00-171-5889 RETAINER,PACKING 1,5330-00-171-6754 RETAINER,PACKING 1,5330-00-579-3156 PACKING,PREFORMED 1,5330-00-579-8156 PACKING,PREFORMED 1,5330-00-582-2855 PACKING,PREFORMED 1,5330-00-584-0265 PACKING,PREFORMED 1

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
5952135 PRIMARY	Us Army Aviation and Missile Command (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 4820-00-997-4391?

NSN 4820-00-997-4391 is a Parts Kit,safety Relief Valve, manufactured by Us Army Aviation and Missile Command, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-00-997-4391?

NSN 4820-00-997-4391 has 1 manufacturer part number on file: 5952135 (Us Army Aviation and Missile Command).

What are the specifications of 5952135?

Key specifications for 5952135: Component Quantity: 8; Supply Items and Quantities: 5330-00-171-5042 RETAINER,PACKING 1,5330-00-171-5069 RETAINER,PACKING 1,5330-00-171-5889 RETAINER,PACKING 1,5330-00-171-6754 RETAINER,PACKING 1,5330-00-579-3156 PACKING,PREFORMED 1,5330-00-579-8156 PACKING,PREFORMED 1,5330-00-582-2855 PACKING,PREFORMED 1,5330-00-584-0265 PACKING,PREFORMED 1. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-997-4391 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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