PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1681-00Key,machine

Decision Data Computer Corp · NSN 5315-01-107-1278 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-107-1278 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-107-1278. Primary manufacturer part number: 1681-00.
Features
  • Key,machine — FSC 5315
  • Starting Edge Shape: STRAIGHT
  • Material: STEEL OVERALL
  • Style Designator: PLAIN
  • 1 verified cross-reference
  • Primary manufacturer: Decision Data Computer Corp
Applications
  • Applications requiring Steel Overall construction
General Description

The Key,machine, cataloged under National Stock Number 5315-01-107-1278, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Decision Data Computer Corp. Government technical data includes 3 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-01-107-1278
Primary Part Number1681-00
Item NameKey,machine
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerDecision Data Computer Corp
StatusACTIVE
Starting Edge ShapeSTRAIGHT
MaterialSTEEL OVERALL
Style DesignatorPLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2815-00-054-7716168-0203 INTERCHANGEABLE
Parts Kit,diesel Engine
Cummins Power Generation Inc.
4920-00-398-1269 INTERCHANGEABLE
Test Stand Engine S
4320-00-398-8019168100 INTERCHANGEABLE
Impeller,pump,centrifugal
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5905-01-172-4002 INTERCHANGEABLE
Resistor
4520-01-203-4410168100 INTERCHANGEABLE
Heater,space
Hdt Expeditionary Systems Inc
5995-01-477-4620168100 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4820-01-517-096240611-8 PC NO 37 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
1681-00 PRIMARY Decision Data Computer Corp (USA)
Related Parts
2815-00-054-7716INTERCHANGEABLE
PARTS KIT,DIESEL ENGINE
168-0203
4920-00-398-1269INTERCHANGEABLE
TEST STAND ENGINE S
4320-00-398-8019INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
168100
5905-01-172-4002INTERCHANGEABLE
RESISTOR
4520-01-203-4410INTERCHANGEABLE
HEATER,SPACE
168100
5995-01-477-4620INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
168100
4820-01-517-0962INTERCHANGEABLE
SEAT,VALVE
40611-8 PC NO 37

Frequently Asked Questions

What is NSN 5315-01-107-1278?

NSN 5315-01-107-1278 is a Key,machine, manufactured by Decision Data Computer Corp, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-01-107-1278?

NSN 5315-01-107-1278 has 1 cross-referenced part number: 1681-00 (Decision Data Computer Corp).

What NSN replaces 5315-01-107-1278?

There are 7 known substitutes for 5315-01-107-1278: 2815-00-054-7716, 4920-00-398-1269, 4320-00-398-8019 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1681-00?

Key specifications for 1681-00: Overall Width: 0.0605 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN; Overall Height: 0.0605 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN; Starting Edge Shape: STRAIGHT; Overall Length: 0.500 INCHES NOMINAL IN. 6 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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