PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

31102Thumbscrew

Name: 31102
SKU: 5305-01-378-3433

Jergens Inc Div Tooling Components Division · NSN 5305-01-378-3433 · FSC 5305 · No Item Name Available

Verified by PartsTable

NSN 5305-01-378-3433 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-378-3433. Primary manufacturer part number: 31102.

5305-01-378-3433 — No Item Name Available illustration

Features

Thumbscrew — FSC 5305
Head Height: 0.718 INCHES NOMINAL IN
Head Style: KNURLED NO. 5
Surface Treatment: OXIDE FASTENER
Point Diameter: 0.185 INCHES NOMINAL IN
Point Swivel Included Angle: 6.0 DEGREES NOMINAL
Point Length: 0.234 INCHES NOMINAL IN
Thread Class: 2A A

Applications

Applications requiring Steel Comp 4140 Overall construction

General Description

The Thumbscrew, cataloged under National Stock Number 5305-01-378-3433, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Jergens Inc Div Tooling Components Division. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5305-01-378-3433
Primary Part Number	31102
Item Name	Thumbscrew
FSC / FSG	5305 / 53 — No Item Name Available
Manufacturer	Jergens Inc Div Tooling Components Division
Status	ACTIVE
Head Height	0.718 INCHES NOMINAL IN
Head Style	KNURLED NO. 5
Surface Treatment	OXIDE FASTENER
Point Diameter	0.185 INCHES NOMINAL IN
Point Swivel Included Angle	6.0 DEGREES NOMINAL
Point Length	0.234 INCHES NOMINAL IN
Thread Class	2A A
Point Style	UNIVERSAL
Fastener Length	1.500 INCHES NOMINAL IN
Surface Treatment	CHROMIUM HEAD
Thread Quantity Per Inch	20
Material	STEEL COMP 4140 OVERALL
Head Diameter	1.000 INCHES NOMINAL IN
Color	BLACK FASTENER
Thread Length	1.266 INCHES NOMINAL IN
Thread Direction	RIGHT-HAND
Nominal Thread Diameter	0.250 INCHES IN
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)

Lifecycle & Compliance

Acquisition Status	ACTIVE
HAZMAT	No

⇄ Verified Substitutes 12

2940-00-141-9025 INTERCHANGEABLE

Filter Element,fluid

5136-00-239-2772401029 INTERCHANGEABLE

Die,thread Cutting

Greenfield Industries Inc

5935-00-247-7768 INTERCHANGEABLE

Connector,plug,electrical

5310-00-350-443510514 INTERCHANGEABLE

Washer,split

Wausau Equipment Company Llc Dba Schmidt Engineering & Equipment Inc Div Wausau Equipment Llc

5330-00-350-75207087517 INTERCHANGEABLE

Gasket

U S Army Tank Automotive Command Amsta-Im-Mm

2915-00-639-934131102 INTERCHANGEABLE

Valve,fuel Drain

Parker-Hannifin Corporation Dba Pneutronics

4330-00-871-033799131102 INTERCHANGEABLE

Filtering Disk,fluid

Alfa Laval Inc

5935-00-892-9035SC-C-76412 INTERCHANGEABLE

Connector,receptacle,electrical

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir

4240-01-217-094831102 INTERCHANGEABLE

Foot Guards

Mine Safety Appliances Company

5330-01-394-348031102 NON-ASBESTOS INTERCHANGEABLE

Gasket,spiral Wound

Flowserve Inc

Cross-Reference Index

Part Number	Manufacturer
31102 PRIMARY	Jergens Inc Div Tooling Components Division (USA)

Related Parts

2940-00-141-9025INTERCHANGEABLE

FILTER ELEMENT,FLUID

5136-00-239-2772INTERCHANGEABLE

DIE,THREAD CUTTING

401029

5935-00-247-7768INTERCHANGEABLE

CONNECTOR,PLUG,ELECTRICAL

5310-00-350-4435INTERCHANGEABLE

WASHER,SPLIT

10514

5330-00-350-7520INTERCHANGEABLE

GASKET

7087517

2915-00-639-9341INTERCHANGEABLE

VALVE,FUEL DRAIN

31102

4330-00-871-0337INTERCHANGEABLE

FILTERING DISK,FLUID

99131102

5935-00-892-9035INTERCHANGEABLE

CONNECTOR,RECEPTACLE,ELECTRICAL

SC-C-76412

4240-01-217-0948INTERCHANGEABLE

FOOT GUARDS

31102

5330-01-394-3480INTERCHANGEABLE

GASKET,SPIRAL WOUND

31102 NON-ASBESTOS

5120-01-430-6542INTERCHANGEABLE

SCRIBER,MACHINIST'S

84

5330-01-443-3530INTERCHANGEABLE

SEAL,PLAIN

Frequently Asked Questions

What is NSN 5305-01-378-3433?

NSN 5305-01-378-3433 is a Thumbscrew, manufactured by Jergens Inc Div Tooling Components Division, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-378-3433?

NSN 5305-01-378-3433 has 1 cross-referenced part number: 31102 (Jergens Inc Div Tooling Components Division).

What NSN replaces 5305-01-378-3433?

There are 12 known substitutes for 5305-01-378-3433: 2940-00-141-9025, 5136-00-239-2772, 5935-00-247-7768 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31102?

Key specifications for 31102: Head Height: 0.718 INCHES NOMINAL IN; Head Style: KNURLED NO. 5; Surface Treatment: OXIDE FASTENER; Point Diameter: 0.185 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.

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

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