Diaphragm, Valve, Flat4820-01-629-7129

NSN 4820-01-629-7129 · NIIN 016297129

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-629-7129 · 4820016297129 · NIIN 016297129 · 01-629-7129 · FSC 4820 Valves, Nonpowered · 163514616 · 514.DN20.PN10.PVC-C.SKT.EPDM,SO-

Nearby stock numbers ← 4820-01-629-7110 Valve, Flow Control · 4820-01-629-7318 Valve, Ball →

4820-01-629-7129 — Valves, Nonpowered

Features

Diaphragm,valve,flat — FSC 4820
Criticality Code Justification: ZZZY
Extra Long Reference Number: 514.DN20.PN10.PVC-C.SKT.EPDM,SOCKET
Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS

Identification

NSN: 4820-01-629-7129
NIIN: 016297129
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-629-7129, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-629-7129
Item Name	Diaphragm,valve,flat
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Criticality Code Justification	ZZZY
Extra Long Reference Number	514.DN20.PN10.PVC-C.SKT.EPDM,SOCKET
Reference Number Differentiating Characteristics	MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS

Lifecycle & Compliance

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

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
163514616	5/1 Secondary reference Ryan Herco Products Corp
514.DN20.PN10.PVC-C.SKT.EPDM,SO-	3/1 Design control — primary reference Georg Fischer Llc Dba Georg Fischer Piping

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 4820-01-629-7129?

NSN 4820-01-629-7129 is a Diaphragm,valve,flat, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-629-7129?

Key specifications for 4820-01-629-7129: Criticality Code Justification: ZZZY; Extra Long Reference Number: 514.DN20.PN10.PVC-C.SKT.EPDM,SOCKET; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-629-7129 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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