PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T21Mandrel Tool

Standard Pneumatic Systems Inc · NSN 3910-00-757-4376 · FSC 3910 · No Item Name Available
Verified by PartsTable
NSN 3910-00-757-4376 — this item is cataloged by the U.S. Government under National Stock Number 3910-00-757-4376. Primary manufacturer part number: T21.
Features
  • Mandrel Tool — FSC 3910
  • 1 verified cross-reference
  • Primary manufacturer: Standard Pneumatic Systems Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mandrel Tool, cataloged under National Stock Number 3910-00-757-4376, is classified within Federal Supply Class 3910 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Standard Pneumatic Systems Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMandrel Tool
FSC / FSG3910 — No Item Name Available (FSG 39)
ManufacturersStandard Pneumatic Systems Inc (CAGE 58128)
Technical Specifications
ParameterValue
NSN3910-00-757-4376
Primary Part NumberT21
Item NameMandrel Tool
FSC / FSG3910 / 39 — No Item Name Available
ManufacturerStandard Pneumatic Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3010-00-051-1503T2-1 INTERCHANGEABLE
Coupling,shaft,flexible
Roller Bearing Co of America, Inc Div Pic Design
5930-00-117-807159-T-58 INTERCHANGEABLE
Switch,thermostatic
Universal Engine Heater Co.
5345-01-036-895708834181747 INTERCHANGEABLE
Abrasive Roll
Saint-Gobain Abrasives Inc
5950-01-106-1218T2-1 INTERCHANGEABLE
Transformer,radio Frequency
Scientific Components Corp Dba Mini-Circuits
5330-01-325-1220T21 INTERCHANGEABLE
Pump Seal Assembly
Buffaloes Fire Pump Inc. Dba R B Pump Co
5130-01-421-0691T21 INTERCHANGEABLE
Rivet Set,blank,pneumatic Tool
Taumel Noiseless Riveters
6675-01-573-7161T2-1 INTERCHANGEABLE
Theodolite,surveying
Lockheed Martin Corporation
5120-01-577-7890T-21 INTERCHANGEABLE
Driver,armature Wedge
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
3110-01-648-7183T21 INTERCHANGEABLE
Bearing,ball,airframe
Textron Aviation Inc
Cross-Reference Index
Part NumberManufacturer
T21 PRIMARY Standard Pneumatic Systems Inc (USA)
Related Parts
3010-00-051-1503INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
T2-1
5930-00-117-8071INTERCHANGEABLE
SWITCH,THERMOSTATIC
59-T-58
5345-01-036-8957INTERCHANGEABLE
ABRASIVE ROLL
08834181747
5950-01-106-1218INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
T2-1
5330-01-325-1220INTERCHANGEABLE
PUMP SEAL ASSEMBLY
T21
5130-01-421-0691INTERCHANGEABLE
RIVET SET,BLANK,PNEUMATIC TOOL
T21
6675-01-573-7161INTERCHANGEABLE
THEODOLITE,SURVEYING
T2-1
5120-01-577-7890INTERCHANGEABLE
DRIVER,ARMATURE WEDGE
T-21
3110-01-648-7183INTERCHANGEABLE
BEARING,BALL,AIRFRAME
T21

Frequently Asked Questions

What is NSN 3910-00-757-4376?

NSN 3910-00-757-4376 is a Mandrel Tool, manufactured by Standard Pneumatic Systems Inc, classified under FSC 3910 (No Item Name Available). Status: active.

What are the part numbers for NSN 3910-00-757-4376?

NSN 3910-00-757-4376 has 1 cross-referenced part number: T21 (Standard Pneumatic Systems Inc).

What NSN replaces 3910-00-757-4376?

There are 9 known substitutes for 3910-00-757-4376: 3010-00-051-1503, 5930-00-117-8071, 5345-01-036-8957 and 6 more. Verify interchangeability with system specifications before substitution.

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