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Technical Data Sheet
PartsTable / COMPONENT / 048918-1-2
048918-1-2 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OVERALL, head_style: HEADLESS (SETSCREW), point_style: CUP, thread_class: 3A A, fastener_length: 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN, hardness_rating: 47.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-213-5365, 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
048918-1-2
NSN: 5305-01-213-5365
FSC: 5305
CAGE: 89305 — SIMMONDS PRECISION PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 4037 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleCUP
thread_class3A A
fastener_length0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
hardness_rating47.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
special_featuresFINISH BLACKENDED BY HEAT TREATMENT
thread_directionRIGHT-HAND
width_across_flats0.035 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.073 INCHES IN
thread_quantity_per_inch72
NSN5305-01-213-5365
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 048918-1-2 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD CLASS: 3A A
•
NOMINAL THREAD DIAMETER: 0.073 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 4037 OVERALL
•
HARDNESS RATING: 47.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD QUANTITY PER INCH: 72
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS3A A
NOMINAL THREAD DIAMETER0.073 INCHES IN
THREAD DIRECTIONRIGHT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4037 OVERALL
HARDNESS RATING47.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH72
INTERNAL DRIVE STYLEHEXAGON
POINT STYLECUP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
585108-35Interchangeable
interchangeable cross-reference
interchangeable
RL07S332JTXInterchangeable
interchangeable cross-reference
interchangeable
01053Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 048918-1-2?
048918-1-2 is a SETSCREW.
What parts can replace 048918-1-2?
There are 3 known substitutes for 048918-1-2: 585108-35, RL07S332JTX, 01053. Substitute compatibility should be verified for your specific system.
What is the NSN for 048918-1-2?
048918-1-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-213-5365. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026