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11321-9 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

11321-9: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.000 INCHES MINIMUM IN, fastener_length: 1.960 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN, hardness_rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-298-6572, 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
11321-9
NSN: 5325-00-298-6572
NIINs: 002986572, 004167669, 010673394
FSC: 5325 — Fastening Devices
CAGE: 08441 — SPX CORPORATION DBA DIELECTRIC COMMUNICATIONS DIV SPX COMMUNICATION TECHNOLOGIES (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
thread_class2A A
thread_length1.000 INCHES MINIMUM IN
fastener_length1.960 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
hardness_rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
nominal_thread_diameter0.375 INCHES IN
minimum_tensile_strength120000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch16
NSN5325-00-298-6572
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11321-9 · 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
•
MATERIAL HARDNESS RATING: 66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
•
USAGE DESIGN: INTERNAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED SDT 66 FS 1066 TO 1090 FED STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 0.971 INCHES NOMINAL IN
•
MAJOR THICKNESS: 0.042 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: INTERNAL
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
USAGE DESIGNINTERNAL
MATERIAL DOCUMENT AND CLASSIFICATIONFED SDT 66 FS 1066 TO 1090 FED STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER0.971 INCHES NOMINAL IN
MAJOR THICKNESS0.042 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEINTERNAL
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 7
39116CSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
027003Reference document
Same NSN cross-reference
Reference document — Secondary reference
N5000-87Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
NAS50-87Reference document
Same NSN cross-reference
Reference document — Secondary reference
39116ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
NAS669-87NSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11321-9?
11321-9 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 11321-9?
There are 7 known substitutes for 11321-9: 39116C, 027003, N5000-87 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11321-9?
11321-9 is cataloged in the U.S. Government catalog under NSN 5325-00-298-6572. This indicates validated use in U.S. government and defense supply chains.
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