PartsTable TECHNICAL DATA SHEET

NSN 4810-01-181-3718Government record, cited

Valve, Pneumatic Timing4810-01-181-3718

NSN 4810-01-181-3718 · NIIN 011813718 · Part number PT-31E

Kuhnke H Inc · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 62105

Government record, cited

NSN 4810-01-181-3718 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-181-3718. Manufacturer of record part number: PT-31E.

Also searched as 4810-01-181-3718 · 4810011813718 · NIIN 011813718 · 01-181-3718 · FSC 4810 Valves, Powered · CAGE 62105 · PT-31E

Nearby stock numbers ← 4810-01-181-3407 · 4810-01-181-5201 Diaphragm, Sub Assy →

4810-01-181-3718 — Valves, Powered

Features

Valve,pneumatic Timing — FSC 4810
General Characteristics Item Description: VERTICAL MOUNTED,TIME RANGE 20 TO 200 SECONDS,2.500 BY 2.500 BY 5.250 IN. H IN
1 manufacturer part number on file
Manufacturer of record: Kuhnke H Inc

Identification

NSN: 4810-01-181-3718
NIIN: 011813718
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: PT-31E
Manufacturer: Kuhnke H Inc

General Description

The Valve,pneumatic Timing, cataloged under National Stock Number 4810-01-181-3718, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Kuhnke H Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4810-01-181-3718
Primary Part Number	PT-31E
Item Name	Valve,pneumatic Timing
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Kuhnke H Inc
Status	ACTIVE
General Characteristics Item Description	VERTICAL MOUNTED,TIME RANGE 20 TO 200 SECONDS,2.500 BY 2.500 BY 5.250 IN. H IN

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
PT-31E PRIMARY	Kuhnke H Inc (USA)

Reference documents

Reference	Meaning
PT-31E	5/2 Secondary reference U.S. Government activity
PT-31E	C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity

No interchangeability data on file.

Other items in FSC 4810 — Valves, Powered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

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4810-00-001-4531 · Item name not on file

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4810-00-001-4532 · Item name not on file

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4810-00-001-4554 · Item name not on file

4810-00-001-4555

4810-00-001-4555 · Item name not on file

4810-00-001-4556

4810-00-001-4556 · Item name not on file

4810-00-001-4611

4810-00-001-4611 · Item name not on file

Frequently Asked Questions

What is NSN 4810-01-181-3718?

NSN 4810-01-181-3718 is a Valve,pneumatic Timing, manufactured by Kuhnke H Inc, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-181-3718?

NSN 4810-01-181-3718 has 1 manufacturer part number on file: PT-31E (Kuhnke H Inc).

What are the specifications of PT-31E?

Key specifications for PT-31E: General Characteristics Item Description: VERTICAL MOUNTED,TIME RANGE 20 TO 200 SECONDS,2.500 BY 2.500 BY 5.250 IN. H IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4810-01-181-3718 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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