Valve Stem, Winch3950-00-394-9778

NSN 3950-00-394-9778 · NIIN 003949778

FSC 3950 — Winches, Hoists, Cranes, and Derricks · FSG 39 — Materials Handling Equipment

Government record, cited

Also searched as 3950-00-394-9778 · 3950003949778 · NIIN 003949778 · 00-394-9778 · FSC 3950 Winches, Hoists, Cranes, and Derricks · 3D597C · D597C

Nearby stock numbers ← 3950-00-394-9777 · 3950-00-394-9780 →

Features

Valve Stem,winch — FSC 3950
General Characteristics Item Description: STEEL; ONE END THD 0.750-10 UNC 2A RH 2.500 IN. LG; OTHER END THD 0.875-9 UNC 2A RH 3.000 IN. LG; 29.281 IN. LG O/A; DRILL AND COUNTERSINK FOR 0.562 IN. PIN; TO BE RIVETED FLUSH W/SURFACE A

Identification

NSN: 3950-00-394-9778
NIIN: 003949778
FSC: 3950 — Winches, Hoists, Cranes, and Derricks
FSG: 39 — Materials Handling Equipment

General Description

The Valve Stem,winch, cataloged under National Stock Number 3950-00-394-9778, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	3950-00-394-9778
Item Name	Valve Stem,winch
FSC / FSG	3950 / 39 — Winches, Hoists, Cranes, and Derricks
Status	ACTIVE
General Characteristics Item Description	STEEL; ONE END THD 0.750-10 UNC 2A RH 2.500 IN. LG; OTHER END THD 0.875-9 UNC 2A RH 3.000 IN. LG; 29.281 IN. LG O/A; DRILL AND COUNTERSINK FOR 0.562 IN. PIN; TO BE RIVETED FLUSH W/SURFACE A

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

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

Reference documents

Reference	Meaning
3D597C	3/9 Design control — primary reference Amca Intl Corp Amclyde Engineered Products Div
D597C	5/9 Secondary reference Amca Intl Corp Amclyde Engineered Products Div

No interchangeability data on file.

Other items in FSC 3950 — Winches, Hoists, Cranes, and Derricks

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

3950-00-001-1249

LINING,FRICTION

3950-00-001-3984

3950-00-001-3984 · Item name not on file

3950-00-001-6303

3950-00-001-6303 · Item name not on file

3950-00-001-6304

3950-00-001-6304 · Item name not on file

3950-00-001-6312

3950-00-001-6312 · Item name not on file

3950-00-001-6313

HOIST,TRUCK

3950-00-001-7831

3950-00-001-7831 · Item name not on file

3950-00-001-7834

COOLING COIL,WINCH

Frequently Asked Questions

What is NSN 3950-00-394-9778?

NSN 3950-00-394-9778 is a Valve Stem,winch, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.

What are the specifications of 3950-00-394-9778?

Key specifications for 3950-00-394-9778: General Characteristics Item Description: STEEL; ONE END THD 0.750-10 UNC 2A RH 2.500 IN. LG; OTHER END THD 0.875-9 UNC 2A RH 3.000 IN. LG; 29.281 IN. LG O/A; DRILL AND COUNTERSINK FOR 0.562 IN. PIN; TO BE RIVETED FLUSH W/SURFACE A. 1 specification is documented in the U.S. Government catalog.

Is NSN 3950-00-394-9778 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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