Spindle Rod, Safety Valve4820-01-514-5318

NSN 4820-01-514-5318 · NIIN 015145318 · Part number 7249945

United Defence Lp United Defence Armament System Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 3FH08

Government record, cited

NSN 4820-01-514-5318 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-514-5318. Manufacturer of record part number: 7249945.

Also searched as 4820-01-514-5318 · 4820015145318 · NIIN 015145318 · 01-514-5318 · FSC 4820 Valves, Nonpowered · CAGE 3FH08 · 7249945

Nearby stock numbers ← 4820-01-514-5272 Valve, Vacuum Regulating · 4820-01-514-5431 Valve, Check →

4820-01-514-5318 — Valves, Nonpowered

Features

Spindle Rod,safety Valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: United Defence Lp United Defence Armament System Div

Identification

NSN: 4820-01-514-5318
NIIN: 015145318
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 7249945
Manufacturer: United Defence Lp United Defence Armament System Div

General Description

The Spindle Rod,safety Valve, cataloged under National Stock Number 4820-01-514-5318, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is United Defence Lp United Defence Armament System Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares 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	4820-01-514-5318
Primary Part Number	7249945
Item Name	Spindle Rod,safety Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	United Defence Lp United Defence Armament System Div
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

⇄ Related Items 1

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

5998-01-606-93377249945 POSSIBLE MATCH

PRINTED WIRING BOARD

Possible match (shared part number)Naval Sea Systems Command

Cross-Reference Index

Part Number	Manufacturer
7249945 PRIMARY	United Defence Lp United Defence Armament System Div (USA)

Related Parts

5998-01-606-9337POSSIBLE MATCH

PRINTED WIRING BOARD

7249945

Frequently Asked Questions

What is NSN 4820-01-514-5318?

NSN 4820-01-514-5318 is a Spindle Rod,safety Valve, manufactured by United Defence Lp United Defence Armament System Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-514-5318?

NSN 4820-01-514-5318 has 1 manufacturer part number on file: 7249945 (United Defence Lp United Defence Armament System Div).

What NSN replaces 4820-01-514-5318?

1 possible match (shared part number, not a government interchangeability claim): 5998-01-606-9337. Verify interchangeability with system specifications before substitution.

What are the specifications of 7249945?

Key specifications for 7249945: End Item Identification: MK45 GUN SYSTEM. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-514-5318 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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