PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

FT00178Valve,relief

Name: FT00178
SKU: 4940-00-136-5190

Sioux Corporation Dba Sioux Corp · NSN 4940-00-136-5190 · FSC 4940 · No Item Name Available

Verified by PartsTable

NSN 4940-00-136-5190 — this item is cataloged by the U.S. Government under National Stock Number 4940-00-136-5190. Primary manufacturer part number: FT00178.

4940-00-136-5190 — No Item Name Available illustration

Features

Valve,relief — FSC 4940
3 verified cross-references
Primary manufacturer: Sioux Corporation Dba Sioux Corp

Applications

Flow control in piping systems
Pressure regulation
Steam and fluid isolation

General Description

The Valve,relief, cataloged under National Stock Number 4940-00-136-5190, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Sioux Corporation Dba Sioux Corp. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,relief
FSC / FSG	4940 — No Item Name Available (FSG 49)
Manufacturers	Sioux Corporation Dba Sioux Corp (CAGE 15579)

Technical Specifications

Parameter	Value
NSN	4940-00-136-5190
Primary Part Number	FT00178
Item Name	Valve,relief
FSC / FSG	4940 / 49 — No Item Name Available
Manufacturer	Sioux Corporation Dba Sioux Corp
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
HAZMAT	No

⇄ Verified Substitutes 10

5133-00-189-9317 INTERCHANGEABLE

Drill,twist

5970-00-265-336520027 INTERCHANGEABLE

Insulation Sleeving,electrical

Meggitt (new Hampshire), Inc

5340-00-558-9473200-27 INTERCHANGEABLE

Clevis,rod End

Ottawa Truck Inc Div Cargotec Solutions Llc - Kalmar Americas Region

5315-01-024-363320027 INTERCHANGEABLE

Pin,card Holding

Texas Hydraulics, Inc.

5330-01-067-5025 INTERCHANGEABLE

Seal,plain

6105-01-146-098420027 INTERCHANGEABLE

Motor,alternating Current

Schulze Mfg., Inc.

4310-01-192-600435358407 INTERCHANGEABLE

Breather

Clark Equipment Co Div Doosan Infracore Portable Power

5342-01-281-0247 INTERCHANGEABLE

Hinge,top,main

6645-01-435-2277 INTERCHANGEABLE

Timer,interval

5340-01-465-2477 INTERCHANGEABLE

Handle,manual Control

Cross-Reference Index

Part Number	Manufacturer
FT00178 PRIMARY	Sioux Corporation Dba Sioux Corp (USA)
200-27	Sioux Corporation Dba Sioux Corp (USA)
200 27	Sioux Corporation Dba Sioux Corp (USA)

Related Parts

5133-00-189-9317INTERCHANGEABLE

DRILL,TWIST

5970-00-265-3365INTERCHANGEABLE

INSULATION SLEEVING,ELECTRICAL

20027

5340-00-558-9473INTERCHANGEABLE

CLEVIS,ROD END

200-27

5315-01-024-3633INTERCHANGEABLE

PIN,CARD HOLDING

20027

5330-01-067-5025INTERCHANGEABLE

SEAL,PLAIN

6105-01-146-0984INTERCHANGEABLE

MOTOR,ALTERNATING CURRENT

20027

4310-01-192-6004INTERCHANGEABLE

BREATHER

35358407

5342-01-281-0247INTERCHANGEABLE

HINGE,TOP,MAIN

6645-01-435-2277INTERCHANGEABLE

TIMER,INTERVAL

5340-01-465-2477INTERCHANGEABLE

HANDLE,MANUAL CONTROL

Frequently Asked Questions

What is NSN 4940-00-136-5190?

NSN 4940-00-136-5190 is a Valve,relief, manufactured by Sioux Corporation Dba Sioux Corp, classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-00-136-5190?

NSN 4940-00-136-5190 has 3 cross-referenced part numbers: FT00178 (Sioux Corporation Dba Sioux Corp), 200-27 (Sioux Corporation Dba Sioux Corp), 200 27 (Sioux Corporation Dba Sioux Corp).

What NSN replaces 4940-00-136-5190?

There are 10 known substitutes for 4940-00-136-5190: 5133-00-189-9317, 5970-00-265-3365, 5340-00-558-9473 and 7 more. Verify interchangeability with system specifications before substitution.

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.

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