PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1256-1Bit,male Contact Re

U S Components Inc · NSN 5120-00-869-6987 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-869-6987 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-869-6987. Primary manufacturer part number: 1256-1.
Features
  • Bit,male Contact Re — FSC 5120
  • 2 verified cross-references
  • Primary manufacturer: U S Components Inc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Bit,male Contact Re, cataloged under National Stock Number 5120-00-869-6987, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is U S Components Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBit,male Contact Re
FSC / FSG5120 — No Item Name Available (FSG 51)
ManufacturersU S Components Inc (CAGE 97954); Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M (CAGE 96906)
Technical Specifications
ParameterValue
NSN5120-00-869-6987
Primary Part Number1256-1
Item NameBit,male Contact Re
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerU S Components Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5985-00-060-2043580R064H01 INTERCHANGEABLE
Dummy Load,electrical
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5110-00-203-4936 INTERCHANGEABLE
File,hand
5950-00-421-9286PS76264-1 INTERCHANGEABLE
Reactor
Rockwell Collins, Inc. Dba Rc Displays Systems
5945-00-511-03401256-1 INTERCHANGEABLE
Relay,electromagnetic
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5950-00-567-447612561 INTERCHANGEABLE
Reactor
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
5120-00-632-973112561 INTERCHANGEABLE
Wrench,compressor N
Stanley Industrial & Automotive Llc
1377-01-102-89631256-1 INTERCHANGEABLE
Initiator,propellant Actuated
Rockwell Collins Inc
6140-01-225-5935PS-670 INTERCHANGEABLE
Battery,storage
Power-Sonic Corporation
5340-01-349-317612561 INTERCHANGEABLE
Cover,access
DP Manufacturing Inc.
5330-01-367-2292125-61 INTERCHANGEABLE
Seal,plain
Rix Industries
Cross-Reference Index
Part NumberManufacturer
1256-1 U S Components Inc (USA)
MS18137-20-4 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5985-00-060-2043INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
580R064H01
5110-00-203-4936INTERCHANGEABLE
FILE,HAND
5950-00-421-9286INTERCHANGEABLE
REACTOR
PS76264-1
5945-00-511-0340INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
1256-1
5950-00-567-4476INTERCHANGEABLE
REACTOR
12561
5120-00-632-9731INTERCHANGEABLE
WRENCH,COMPRESSOR N
12561
1377-01-102-8963INTERCHANGEABLE
INITIATOR,PROPELLANT ACTUATED
1256-1
6140-01-225-5935INTERCHANGEABLE
BATTERY,STORAGE
PS-670
5340-01-349-3176INTERCHANGEABLE
COVER,ACCESS
12561
5330-01-367-2292INTERCHANGEABLE
SEAL,PLAIN
125-61
4320-01-367-4063INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
12561

Frequently Asked Questions

What is NSN 5120-00-869-6987?

NSN 5120-00-869-6987 is a Bit,male Contact Re, manufactured by U S Components Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-869-6987?

NSN 5120-00-869-6987 has 2 cross-referenced part numbers: 1256-1 (U S Components Inc), MS18137-20-4 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5120-00-869-6987?

There are 11 known substitutes for 5120-00-869-6987: 5985-00-060-2043, 5110-00-203-4936, 5950-00-421-9286 and 8 more. Verify interchangeability with system specifications before substitution.

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