PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40214Square Key

Acco-Babcock Inc Hoist and Crane Div · NSN 5315-01-387-3700 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-387-3700 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-387-3700. Primary manufacturer part number: 40214.
Features
  • Square Key — FSC 5315
  • 2 verified cross-references
  • Primary manufacturer: Acco-Babcock Inc Hoist and Crane Div
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Square Key, cataloged under National Stock Number 5315-01-387-3700, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Acco-Babcock Inc Hoist and Crane Div. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSquare Key
FSC / FSG5315 — No Item Name Available (FSG 53)
ManufacturersAcco-Babcock Inc Hoist and Crane Div (CAGE 79805); Airdale Express Llc Div Airdale Express (CAGE 1VN02)
Technical Specifications
ParameterValue
NSN5315-01-387-3700
Primary Part Number40214
Item NameSquare Key
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerAcco-Babcock Inc Hoist and Crane Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3455-00-194-055858-10076 INTERCHANGEABLE
Cutter,milling,side
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5840-00-217-692540214 INTERCHANGEABLE
Angle,curbside,inne
L3harris Technologies, Inc Div Space & Airborne Systems
4820-00-287-45643303945 INTERCHANGEABLE
Valve,angle
Hatch & Kirk, Inc.
4820-00-306-143740214 INTERCHANGEABLE
Valve,flow Control
Northrop Grumman Systems Corporation Div Marine Systems
5999-00-763-416904-0402-0214 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
6645-01-176-243040214 INTERCHANGEABLE
Timer,switch
L & R Manufacturing Company
5962-01-225-674340214 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5360-01-308-775040214 INTERCHANGEABLE
Spring,dental Grinding and Polis
Bell Intl Inc
4820-01-327-833640175-101 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
6515-01-451-1346402-14 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
40214 Acco-Babcock Inc Hoist and Crane Div (USA)
40214ADX Airdale Express Llc Div Airdale Express (USA)
Related Parts
3455-00-194-0558INTERCHANGEABLE
CUTTER,MILLING,SIDE
58-10076
5840-00-217-6925INTERCHANGEABLE
ANGLE,CURBSIDE,INNE
40214
4820-00-287-4564INTERCHANGEABLE
VALVE,ANGLE
3303945
4820-00-306-1437INTERCHANGEABLE
VALVE,FLOW CONTROL
40214
5999-00-763-4169INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
04-0402-0214
6645-01-176-2430INTERCHANGEABLE
TIMER,SWITCH
40214
5962-01-225-6743INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
40214
5360-01-308-7750INTERCHANGEABLE
SPRING,DENTAL GRINDING AND POLIS
40214
4820-01-327-8336INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40175-101
6515-01-451-1346INTERCHANGEABLE
SCREW,BONE
402-14
2510-01-601-9007INTERCHANGEABLE
SPRING ASSEMBLY,LEAF
4021-4
5315-01-650-4572INTERCHANGEABLE
PIN,STRAIGHT,HEADED
40214

Frequently Asked Questions

What is NSN 5315-01-387-3700?

NSN 5315-01-387-3700 is a Square Key, manufactured by Acco-Babcock Inc Hoist and Crane Div, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-01-387-3700?

NSN 5315-01-387-3700 has 2 cross-referenced part numbers: 40214 (Acco-Babcock Inc Hoist and Crane Div), 40214ADX (Airdale Express Llc Div Airdale Express).

What NSN replaces 5315-01-387-3700?

There are 12 known substitutes for 5315-01-387-3700: 3455-00-194-0558, 5840-00-217-6925, 4820-00-287-4564 and 9 more. Verify interchangeability with system specifications before substitution.

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