PartsTable TECHNICAL DATA SHEET

NSN 4820-01-653-0529Government record, cited

Valve, Check4820-01-653-0529

NSN 4820-01-653-0529 · NIIN 016530529 · Part number 35200007-1

Meggitt Safety Systems Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 05167

Government record, cited

NSN 4820-01-653-0529 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-653-0529. Manufacturer of record part number: 35200007-1.

Also searched as 4820-01-653-0529 · 4820016530529 · NIIN 016530529 · 01-653-0529 · FSC 4820 Valves, Nonpowered · CAGE 05167 · 35200007-1 · Q659A3100-1

Nearby stock numbers ← 4820-01-653-0490 Valve, Check · 4820-01-653-0532 Valve, Check →

4820-01-653-0529 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Surface Treatment: ANODIZE
Material: ALUMINUM ALLOY 2024 STEM
1 manufacturer part number on file
Manufacturer of record: Meggitt Safety Systems Inc

Identification

NSN: 4820-01-653-0529
NIIN: 016530529
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 35200007-1
Manufacturer: Meggitt Safety Systems Inc

General Description

The Valve,check, cataloged under National Stock Number 4820-01-653-0529, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Meggitt Safety Systems Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-653-0529
Primary Part Number	35200007-1
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Meggitt Safety Systems Inc
Status	ACTIVE
Surface Treatment	ANODIZE
Material	ALUMINUM ALLOY 2024 STEM

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	V

Cross-Reference Index

Part Number	Manufacturer
35200007-1 PRIMARY	Meggitt Safety Systems Inc (USA)

Reference documents

Reference	Meaning
Q659A3100-1	5/2 Secondary reference U.S. Government activity

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 4820-01-653-0529?

NSN 4820-01-653-0529 is a Valve,check, manufactured by Meggitt Safety Systems Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-653-0529?

NSN 4820-01-653-0529 has 1 manufacturer part number on file: 35200007-1 (Meggitt Safety Systems Inc).

What are the specifications of 35200007-1?

Key specifications for 35200007-1: Special Features: MATERIAL: CHECK TEE: 2024-T351 ALUMINUM ALLOY; BALL: 2017 T4 ALUMINUM ALLOY; NUT, RETAINER: 7075 T73 ALUMINUM ALLOY; FINISH: ANODIZED PER MIL-A-8625 TYPE II, C12, GRAY WITH NICKEL ACETATE SEAL; Surface Treatment: ANODIZE; Part Name Assigned by Controlling Agency: TEE, CHECK DOUBLE; End Item Identification: P-8A AIRCRAFT A. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-653-0529 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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