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Technical Data Sheet
PartsTable / COMPONENT / MS21295-9
MS21295-9 ✓ 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,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 FASTENER, head_style: FLAT CHAMFER, head_height: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.235 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-934-9729, 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
MS21295-9
NSN: 5305-00-934-9729
FSC: 5305
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 FASTENER
head_styleFLAT CHAMFER
head_height0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.235 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
fastener_length0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
hardness_rating80.0 ROCKWELL C MINIMUM FASTENER
locking_featurePATCH THREADS
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE FASTENER
width_across_flats0.141 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
NSN5305-00-934-9729
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS21295-9 · 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
•
NONDEFINITIVE SPEC/STD DATA: 6 TYPE
•
THREAD QUANTITY PER INCH: 32
•
HEAD HEIGHT: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
LOCKING FEATURE: PATCH THREADS
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 FASTENER
•
MINIMUM YIELD STRENGTH: 30000 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATA6 TYPE
THREAD QUANTITY PER INCH32
HEAD HEIGHT0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
LOCKING FEATUREPATCH THREADS
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 FASTENER
MINIMUM YIELD STRENGTH30000 POUNDS PER SQUARE INCH LBS
MATERIALPLASTIC POLYAMIDE NYLON LOCKING FEATURE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSTM A380 ASSN STD SINGLE TREATMENT RESPONSE FASTENER
HARDNESS RATING80.0 ROCKWELL C MINIMUM FASTENER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
401266Interchangeable
interchangeable cross-reference
interchangeable
8135Interchangeable
interchangeable cross-reference
interchangeable
718442-1Interchangeable
interchangeable cross-reference
interchangeable
8135-000Interchangeable
interchangeable cross-reference
interchangeable
70998-8135Interchangeable
interchangeable cross-reference
interchangeable
806-012PVCInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21295-9?
MS21295-9 is a SCREW,CAP,SOCKET HEAD.
What parts can replace MS21295-9?
There are 9 known substitutes for MS21295-9: 401266, 8135, 718442-1 and 6 more. Substitute compatibility should be verified for your specific system.
Is MS21295-9 still available?
MS21295-9 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