PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9042Wrench,box and Open End,combinat

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-621-5438 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-621-5438 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-621-5438. Primary manufacturer part number: 9042.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Wrenching Surface Shape: OVAL FIRST END INTERNAL
  • Wrenching Surface Size: 1.500 INCHES NOMINAL BOTH ENDS IN
  • Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching End Offset Angle: 15.0 DEGREES NOMINAL
  • Style Designator: OFFSET
  • Wrenching Surface Shape: 12 POINT SECOND END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-621-5438, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 8 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-621-5438
Primary Part Number9042
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Wrenching Surface ShapeOVAL FIRST END INTERNAL
Wrenching Surface Size1.500 INCHES NOMINAL BOTH ENDS IN
Head Angle15.0 DEGREES NOMINAL
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Style DesignatorOFFSET
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5930-00-248-336919910-5 INTERCHANGEABLE
Switch,push
Comspace Corp Munston Electronics Div
5305-00-329-86155544 INTERCHANGEABLE
Screw,anchor
C E B Corp
5355-00-582-38046034073 INTERCHANGEABLE
Knob
Lockheed Martin Corporation Div Rotary and Mission Systems
5310-00-771-7788 INTERCHANGEABLE
Washer,special
5998-01-046-8287 INTERCHANGEABLE
Circuit Card Assembly
5120-01-084-2316 INTERCHANGEABLE
Wrench
5985-01-254-2208 INTERCHANGEABLE
Divider,power,radio Frequency
4820-01-286-01509042 INTERCHANGEABLE
Cage,valve
Amot Controls Llc
6515-01-535-59239042 INTERCHANGEABLE
Line,sampling Co2
Invivo Research Inc
Cross-Reference Index
Part NumberManufacturer
9042 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
5930-00-248-3369INTERCHANGEABLE
SWITCH,PUSH
19910-5
5305-00-329-8615INTERCHANGEABLE
SCREW,ANCHOR
5544
5355-00-582-3804INTERCHANGEABLE
KNOB
6034073
5310-00-771-7788INTERCHANGEABLE
WASHER,SPECIAL
5998-01-046-8287INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5120-01-084-2316INTERCHANGEABLE
WRENCH
5985-01-254-2208INTERCHANGEABLE
DIVIDER,POWER,RADIO FREQUENCY
4820-01-286-0150INTERCHANGEABLE
CAGE,VALVE
9042
6515-01-535-5923INTERCHANGEABLE
LINE,SAMPLING CO2
9042

Frequently Asked Questions

What is NSN 5120-01-621-5438?

NSN 5120-01-621-5438 is a Wrench,box and Open End,combinat, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-621-5438?

NSN 5120-01-621-5438 has 1 cross-referenced part number: 9042 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-621-5438?

There are 9 known substitutes for 5120-01-621-5438: 5930-00-248-3369, 5305-00-329-8615, 5355-00-582-3804 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9042?

Key specifications for 9042: Overall Length: 19.685 INCHES NOMINAL IN; Special Features: RATCHETING BOX END; Wrenching Surface Shape: OVAL FIRST END INTERNAL; Wrenching Surface Size: 1.500 INCHES NOMINAL BOTH ENDS IN. 10 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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