PartsTable
Technical Data Sheet
NASM51958 ✓ 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 SCREW,MACHINE is a the manufacturer industrial component. Key specifications include color: BLACK, head_style: PAN, head_height: 0.036 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.104 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN, thread_length: 0.125 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-051-2324, 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
NASM51958
NSN: 5305-00-051-2324
FSC: 5305
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
colorBLACK
head_stylePAN
head_height0.036 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.104 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN
thread_length0.125 INCHES NOMINAL IN
screw_materialSTEEL CORROSION RESISTING AND STEEL COMP 302
fastener_length0.125 INCHES NOMINAL IN
special_featuresTHE SCREW SHALL MEET THE MAGNETIC PERMEABILITY REQUIREMENTSOF THE PROCUREMENT SPECIFICATION;THREADS SHALL BE IN ACCORDANCE WITH FED-STD-H28/2
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
end_item_identificationARMORED MULTI-PURPOSE VEHICLE (AMPV)
NSN5305-00-051-2324
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NASM51958 · 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
SCREW MATERIAL: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
THREAD DIRECTION: RIGHT-HAND
THREAD QUANTITY PER INCH: 24
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES
THREAD CLASS: 2A A
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS (FLIS)
SCREW MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
SCREW MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES
THREAD CLASS2A A
NOMINAL THREAD DIAMETER0.312 INCHES IN
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
THREAD SERIES DESIGNATORUNF
THREAD LENGTH0.292 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
HEAD STYLEPAN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
112-1051-035Interchangeable
Same NIIN cross-reference
interchangeable
MS51958-92Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NASM51958?
NASM51958 is a SCREW,MACHINE.
What parts can replace NASM51958?
There are 2 known substitutes for NASM51958: 112-1051-035, MS51958-92. Substitute compatibility should be verified for your specific system.
What is the NSN for NASM51958?
NASM51958 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-051-2324. This indicates validated use in U.S. government and defense supply chains.
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