PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-W-636Wrench,open End

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5120-00-277-1249 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-277-1249 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-277-1249. Primary manufacturer part number: GGG-W-636.
Features
  • Wrench,open End — FSC 5120
  • Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Size: 1.125 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: ENAMEL AND CHROMIUM OVERALL
  • Torque Capacity: 6390.0 INCH-POUNDS MINIMUM IN
  • Material: STEEL OVERALL
  • Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-00-277-1249, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-277-1249
Primary Part NumberGGG-W-636
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Head Angle15.0 DEGREES NOMINAL
Wrenching Surface Size1.125 INCHES NOMINAL SINGLE END IN
Surface TreatmentENAMEL AND CHROMIUM OVERALL
Torque Capacity6390.0 INCH-POUNDS MINIMUM IN
MaterialSTEEL OVERALL
Hardness Rating40.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Head Thickness0.625 INCHES MAXIMUM IN
Style DesignatorSINGLE HEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3455-00-015-8419TABLE 15, 707 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
The American Society of Mechanical Engineers
5905-00-062-0721 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
6250-00-109-1037 INTERCHANGEABLE
Lampholder
4820-00-140-97711707 INTERCHANGEABLE
Valve,relief,pressure and Temper
Pneudraulics, Inc.
5977-00-142-45101707 INTERCHANGEABLE
Brush,electrical Contact
Bosch Security Systems, Llc
5110-00-221-1085207 INTERCHANGEABLE
Shears,metal Cutting,hand
Stanley Tools Div of Stanley Works
5950-00-233-7651905258-1 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5120-00-242-3435 INTERCHANGEABLE
Punch,drive Pin
5995-00-272-911819ME412 INTERCHANGEABLE
Cable Assembly,radio Frequency
Keysight Technologies Inc
5315-00-276-40901707A INTERCHANGEABLE
Pin,straight,headed
Brinkley Technology Group Llc Dba Hercules Manufacturing
Cross-Reference Index
Part NumberManufacturer
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
707 Trw Inc Hand Tools Div Trw Industrial Products Group (USA)
6013224A U S Army Tank Automotive Command Amsta-Im-Mm (USA)
A-A-1357 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
31-036 Armstrong Bros Tool Co (USA)
31-036 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
5400A31 Mcmaster-Carr Supply Co (USA)
31-036 Apex Tool Group, Llc Dba Nicholson (USA)
1707 Bonney Forge Corp (USA)
GGG-W-636 TY5 General Services Administration Federal Supply Service (USA)
Related Parts
3455-00-015-8419INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
TABLE 15, 707
5905-00-062-0721INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
6250-00-109-1037INTERCHANGEABLE
LAMPHOLDER
4820-00-140-9771INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
1707
5977-00-142-4510INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
1707
5110-00-221-1085INTERCHANGEABLE
SHEARS,METAL CUTTING,HAND
207
5950-00-233-7651INTERCHANGEABLE
TRANSFORMER,POWER
905258-1
5120-00-242-3435INTERCHANGEABLE
PUNCH,DRIVE PIN
5995-00-272-9118INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
19ME412
5315-00-276-4090INTERCHANGEABLE
PIN,STRAIGHT,HEADED
1707A
2530-00-308-5586INTERCHANGEABLE
TIE ROD END,STEERING
104124
5360-00-335-9334INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
12391

Frequently Asked Questions

What is NSN 5120-00-277-1249?

NSN 5120-00-277-1249 is a Wrench,open End, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-277-1249?

NSN 5120-00-277-1249 has 10 cross-referenced part numbers: GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC), 707 (Trw Inc Hand Tools Div Trw Industrial Products Group), 6013224A (U S Army Tank Automotive Command Amsta-Im-Mm), A-A-1357 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 31-036 (Armstrong Bros Tool Co) and 5 more.

What NSN replaces 5120-00-277-1249?

There are 12 known substitutes for 5120-00-277-1249: 3455-00-015-8419, 5905-00-062-0721, 6250-00-109-1037 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-W-636?

Key specifications for GGG-W-636: Special Features: FORGED STEEL; Head Angle: 15.0 DEGREES NOMINAL; Wrenching Surface Size: 1.125 INCHES NOMINAL SINGLE END IN; Surface Treatment: ENAMEL AND CHROMIUM OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-277-1249 still in active supply?

NSN 5120-00-277-1249 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com