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3R991 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SCREWDRIVER,CROSS TIP is a the manufacturer industrial component. Key specifications include material: STEEL BLADE, tip_type: PHILLIPS CROSS, shank_shape: ROUND, blade_length: 4.000 INCHES NOMINAL IN, overall_length: 8.344 INCHES NOMINAL IN, features_provided: CUSHION GRIP. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-399-9019, 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
3R991
NSN: 5120-01-399-9019
FSC: 5120
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
materialSTEEL BLADE
tip_typePHILLIPS CROSS
shank_shapeROUND
blade_length4.000 INCHES NOMINAL IN
overall_length8.344 INCHES NOMINAL IN
features_providedCUSHION GRIP
tip_size_designation2
blade_surface_treatmentCHROMIUM
nondefinitive_spec/std_data1 TYPE AND 2 CLASS
specification/standard_data05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5120-01-399-9019
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SCREWDRIVER,CROSS TIP TITLE COMPONENT PN 3R991 MFR SCREWDRIVER,CROSS TIP
KEY FEATURES
•
SHANK SHAPE: ROUND
•
BLADE SURFACE TREATMENT: CHROMIUM
•
FEATURES PROVIDED: CUSHION GRIP
•
TIP SIZE DESIGNATION: 2
•
TIP TYPE: PHILLIPS CROSS
•
BLADE LENGTH: 4.000 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
MATERIAL: STEEL BLADE
TECHNICAL CHARACTERISTICS (FLIS)
SHANK SHAPEROUND
BLADE SURFACE TREATMENTCHROMIUM
FEATURES PROVIDEDCUSHION GRIP
TIP SIZE DESIGNATION2
TIP TYPEPHILLIPS CROSS
BLADE LENGTH4.000 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MATERIALSTEEL BLADE
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2 CLASS
MATERIALPLASTIC HANDLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
8019136P41Interchangeable
interchangeable cross-reference
interchangeable
C9857PInterchangeable
interchangeable cross-reference
interchangeable
197-8-210SInterchangeable
interchangeable cross-reference
interchangeable
ES455-2Interchangeable
interchangeable cross-reference
interchangeable
7601509-4Interchangeable
interchangeable cross-reference
interchangeable
9-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3R991?
3R991 is a SCREWDRIVER,CROSS TIP.
What parts can replace 3R991?
There are 24 known substitutes for 3R991: 8019136P41, C9857P, 197-8-210S and 21 more. Substitute compatibility should be verified for your specific system.
Is 3R991 still available?
3R991 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026