PartsTable
Technical Data Sheet
Download PDF

TR21006 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

TR21006: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN, material: STEEL OVERALL, insert_size: 0.500-13 UNC 2A A, thread_class: 3B, style_designator: KEYLOCK, nominal_thread_size: 0.312 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-030-8690, 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
TR21006
NSN: 5325-01-030-8690
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
length0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
materialSTEEL OVERALL
insert_size0.500-13 UNC 2A A
thread_class3B
style_designatorKEYLOCK
nominal_thread_size0.312 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNJC
full_internal_thread_length0.697 INCHES MINIMUM AND 0.727 INCHES MAXIMUM IN
internal_thread_relief_depth0.100 INCHES NOMINAL IN
material_document_and_classificationQQ-S-637,COMP 1215 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5325-01-030-8690
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: TR21006 · 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
•
LENGTH: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
•
INSERT SIZE: 0.500-13 UNC 2A A
•
STYLE DESIGNATOR: KEYLOCK
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-637,COMP 1215 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
INTERNAL THREAD RELIEF DEPTH: 0.100 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.312 INCHES IN
•
FULL INTERNAL THREAD LENGTH: 0.697 INCHES MINIMUM AND 0.727 INCHES MAXIMUM IN
•
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS
LENGTH0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN
INSERT SIZE0.500-13 UNC 2A A
STYLE DESIGNATORKEYLOCK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-637,COMP 1215 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
INTERNAL THREAD RELIEF DEPTH0.100 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.312 INCHES IN
FULL INTERNAL THREAD LENGTH0.697 INCHES MINIMUM AND 0.727 INCHES MAXIMUM IN
THREAD CLASS3B
THREAD QUANTITY PER INCH18
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy TR21006?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is TR21006?
TR21006 is a INSERT,SCREW THREAD.
What is the NSN for TR21006?
TR21006 is cataloged in the U.S. Government catalog under NSN 5325-01-030-8690. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — TR21006