9903A — WRENCH,BOX AND OPEN END,COMBINAT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

9903A: WRENCH,BOX AND OPEN END,COMBINAT.

WRENCH,BOX AND OPEN END,COMBINAT. Key specifications include material: STEEL OVERALL, overall_length: 5.500 INCHES NOMINAL IN, special_features: AIR CONDITIONING/REFRIGERATION WRENCH, style_designator: STRAIGHT DOUBLE HEAD, features_provided: REVERSIBLE RATCHET, wrenching_surface_size: 0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM SECOND END IN. This part is cataloged in the U.S.

Government catalog under NSN 5120-01-563-6735, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

9903A

NSN: 5120-01-563-6735
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 4TMD7 — KASTAR HAND TOOLS (USA)

SPECIFICATIONS

material	STEEL OVERALL
overall_length	5.500 INCHES NOMINAL IN
special_features	AIR CONDITIONING/REFRIGERATION WRENCH
style_designator	STRAIGHT DOUBLE HEAD
features_provided	REVERSIBLE RATCHET
wrenching_surface_size	0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM SECOND END IN
wrenching_surface_shape	SQUARE SECOND END INTERNAL
nondefinitive_spec/std_data	2 TYPE
specification/standard_data	05047-ASME B107.100 CAT 66 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN	5120-01-563-6735

COMPONENT DIAGRAM

KEY FEATURES

•

WRENCHING SURFACE SIZE: 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM FIRST END IN

•

STYLE DESIGNATOR: STRAIGHT DOUBLE HEAD

•

FEATURES PROVIDED: REVERSIBLE RATCHET

•

SPECIFICATION/STANDARD DATA: 05047-ASME B107.100 CAT 66 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

•

NONDEFINITIVE SPEC/STD DATA: 2 TYPE

•

WRENCHING SURFACE SHAPE: SQUARE FIRST END INTERNAL

TECHNICAL CHARACTERISTICS

WRENCHING SURFACE SIZE	0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM FIRST END IN
WRENCHING SURFACE SIZE	0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM SECOND END IN
STYLE DESIGNATOR	STRAIGHT DOUBLE HEAD
OVERALL LENGTH	5.500 INCHES NOMINAL IN
FEATURES PROVIDED	REVERSIBLE RATCHET
SPECIFICATION/STANDARD DATA	05047-ASME B107.100 CAT 66 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NONDEFINITIVE SPEC/STD DATA	2 TYPE
WRENCHING SURFACE SHAPE	SQUARE FIRST END INTERNAL
WRENCHING SURFACE SHAPE	SQUARE SECOND END INTERNAL
SPECIAL FEATURES	AIR CONDITIONING/REFRIGERATION WRENCH

OTHER ITEMS IN FSC 5120 — Hand Tools, Nonedged, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5120-00-001-2642 5120-00-001-2644 5120-00-001-2650 5120-00-001-2651 5120-00-001-2652 5120-00-001-2653 5120-00-001-2654 5120-00-001-2655

SUBSTITUTES & CROSS-REFERENCES 4

B107.100Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

B107.100 CAT 66 TY2Reference document

Same NSN cross-reference

Reference document — Secondary reference

B107.66 TY2Reference document

Same NSN cross-reference

Reference document — Secondary reference

B107.66Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 9903A?

9903A is a WRENCH,BOX AND OPEN END,COMBINAT.

What parts can replace 9903A?

There are 4 known substitutes for 9903A: B107.100, B107.100 CAT 66 TY2, B107.66 TY2 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 9903A?

9903A is cataloged in the U.S. Government catalog under NSN 5120-01-563-6735. This indicates validated use in U.S. government and defense supply chains.

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9903A — WRENCH,BOX AND OPEN END,COMBINAT

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