PartsTable TECHNICAL DATA SHEET

NSN 3950-01-120-8654Government record, cited

Lock, Cylinder3950-01-120-8654

NSN 3950-01-120-8654 · NIIN 011208654

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

Government record, cited

Also searched as 3950-01-120-8654 · 3950011208654 · NIIN 011208654 · 01-120-8654 · FSC 3950 Winches, Hoists, Cranes, and Derricks · 87832-1626 ITEM 10 · 709-4684897 ITEM 10 · 709-4684897

Nearby stock numbers ← 3950-01-120-8653 Lock, Cylinder · 3950-01-121-0514 Tool, Padeye, King Post →

Features

Lock,cylinder — FSC 3950
General Characteristics Item Description: CRES; 1.500 IN. LG; 1.120 IN. W; 0.125 IN. THK; ONE END BENT 0.120 IN. RADIUS; 0.620 IN. LG OF BEND; TWO 0.281 IN. DIA THRU HOLES 1.000 IN. C TO C; LOCATED 0.620 IN. FROM BENT END IN

Identification

NSN: 3950-01-120-8654
NIIN: 011208654
FSC: 3950 — Winches, Hoists, Cranes, and Derricks
FSG: 39 — Materials Handling Equipment

General Description

The Lock,cylinder, cataloged under National Stock Number 3950-01-120-8654, 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1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3950-01-120-8654
Item Name	Lock,cylinder
FSC / FSG	3950 / 39 — Winches, Hoists, Cranes, and Derricks
Status	ACTIVE
General Characteristics Item Description	CRES; 1.500 IN. LG; 1.120 IN. W; 0.125 IN. THK; ONE END BENT 0.120 IN. RADIUS; 0.620 IN. LG OF BEND; TWO 0.281 IN. DIA THRU HOLES 1.000 IN. C TO C; LOCATED 0.620 IN. FROM BENT END 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

⇄ Related Items 4

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

3040-01-120-867687832-1626 ITEM 3 POSSIBLE MATCH

ROD,PISTON,LINEAR ACTUATING CYLI

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-120-867787832-1626 ITEM 4 POSSIBLE MATCH

HEAD,LINEAR ACTUATING CYLINDER

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3040-01-151-44994684897-0001 POSSIBLE MATCH

CYLINDER,ACTUATING,LINEAR

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

3950-01-191-26774684897-0011 POSSIBLE MATCH

MANIFOLD ASSEMBLY

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

Cross-Reference Index

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

Reference documents

Reference	Meaning
87832-1626 ITEM 10	3/2 Design control — primary reference U.S. Government activity
709-4684897 ITEM 10	5/2 Secondary reference U.S. Government activity
709-4684897	D/9 Drawing number reference only U.S. Government activity

Related Parts

3040-01-120-8676POSSIBLE MATCH

ROD,PISTON,LINEAR ACTUATING CYLI

87832-1626 ITEM 3

3040-01-120-8677POSSIBLE MATCH

HEAD,LINEAR ACTUATING CYLINDER

87832-1626 ITEM 4

3040-01-151-4499POSSIBLE MATCH

CYLINDER,ACTUATING,LINEAR

4684897-0001

3950-01-191-2677POSSIBLE MATCH

MANIFOLD ASSEMBLY

4684897-0011

Frequently Asked Questions

What is NSN 3950-01-120-8654?

NSN 3950-01-120-8654 is a Lock,cylinder, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.

What NSN replaces 3950-01-120-8654?

4 possible matches (shared part number, not a government interchangeability claim): 3040-01-120-8676, 3040-01-120-8677, 3040-01-151-4499. Verify interchangeability with system specifications before substitution.

What are the specifications of 3950-01-120-8654?

Key specifications for 3950-01-120-8654: General Characteristics Item Description: CRES; 1.500 IN. LG; 1.120 IN. W; 0.125 IN. THK; ONE END BENT 0.120 IN. RADIUS; 0.620 IN. LG OF BEND; TWO 0.281 IN. DIA THRU HOLES 1.000 IN. C TO C; LOCATED 0.620 IN. FROM BENT END IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 3950-01-120-8654 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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