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Technical Data Sheet
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SP9177 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SP9177: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY R-405 OVERALL, head_style: HEXAGON, head_height: 0.245 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.600 INCHES MINIMUM IN, fastener_length: 0.860 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-396-1397, 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
SP9177
NSN: 5306-00-396-1397
FSC: 5306 — Bolts
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialNICKEL ALLOY R-405 OVERALL
head_styleHEXAGON
head_height0.245 INCHES NOMINAL IN
thread_class2A A
thread_length0.600 INCHES MINIMUM IN
fastener_length0.860 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedUNFINISHED HEAD
width_between_flats0.440 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-00-396-1397
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SP9177 · 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
•
HEAD HEIGHT: 0.245 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.860 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.600 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-N-894 CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
FEATURES PROVIDED: UNFINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.245 INCHES NOMINAL IN
FASTENER LENGTH0.860 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
THREAD LENGTH0.600 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-N-894 CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDUNFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.440 INCHES NOMINAL IN
THREAD CLASS2A A
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
79306PC8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SP9177?
SP9177 is a BOLT,MACHINE.
What parts can replace SP9177?
There is 1 known substitute for SP9177: 79306PC8. Substitute compatibility should be verified for your specific system.
What is the NSN for SP9177?
SP9177 is cataloged in the U.S. Government catalog under NSN 5306-00-396-1397. This indicates validated use in U.S. government and defense supply chains.
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