Stem Seal4820-01-299-5740

NSN 4820-01-299-5740 · NIIN 012995740 · Part number AF30S36TT-1.00IN-P/N7

Portland Valve Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 53154

Government record, cited

NSN 4820-01-299-5740 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-299-5740. Manufacturer of record part number: AF30S36TT-1.00IN-P/N7.

Also searched as 4820-01-299-5740 · 4820012995740 · NIIN 012995740 · 01-299-5740 · FSC 4820 Valves, Nonpowered · CAGE 53154 · AF30S36TT-1.00IN-P/N7

Nearby stock numbers ← 4820-01-299-5737 Parts Kit, Ball Valve · 4820-01-299-5744 →

4820-01-299-5740 — Valves, Nonpowered

Features

Stem Seal — FSC 4820
General Characteristics Item Description: POLYTETRAFLUOROETHYLENE
1 manufacturer part number on file
Manufacturer of record: Portland Valve Llc

Identification

NSN: 4820-01-299-5740
NIIN: 012995740
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: AF30S36TT-1.00IN-P/N7
Manufacturer: Portland Valve Llc

General Description

The Stem Seal, cataloged under National Stock Number 4820-01-299-5740, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. 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	4820-01-299-5740
Primary Part Number	AF30S36TT-1.00IN-P/N7
Item Name	Stem Seal
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Portland Valve Llc
Status	ACTIVE
General Characteristics Item Description	POLYTETRAFLUOROETHYLENE

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
AF30S36TT-1.00IN-P/N7 PRIMARY	Portland Valve Llc (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 4820-01-299-5740?

NSN 4820-01-299-5740 is a Stem Seal, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-299-5740?

NSN 4820-01-299-5740 has 1 manufacturer part number on file: AF30S36TT-1.00IN-P/N7 (Portland Valve Llc).

What are the specifications of AF30S36TT-1.00IN-P/N7?

Key specifications for AF30S36TT-1.00IN-P/N7: General Characteristics Item Description: POLYTETRAFLUOROETHYLENE. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-299-5740 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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