TR28000A-201-9 — STUD,LOCKED IN

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

TR28000A-201-9: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660, thread_class: 3A NUT THREAD A, thread_length: 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM STUD THREAD IN, overall_length: 0.829 INCHES MINIMUM AND 0.919 INCHES MAXIMUM IN, locking_feature: RING, LOCK KEYED, style_designator: LOCKED IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-353-6958, 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

TR28000A-201-9

NSN: 5307-01-353-6958
FSC: 5307 — Studs
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)

SPECIFICATIONS

material	IRON ALLOY 660
thread_class	3A NUT THREAD A
thread_length	0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM STUD THREAD IN
overall_length	0.829 INCHES MINIMUM AND 0.919 INCHES MAXIMUM IN
locking_feature	RING, LOCK KEYED
style_designator	LOCKED IN
thread_direction	RIGHT-HAND NUT THREAD
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	0.312 INCHES STUD THREAD IN
end_item_identification	PACER DAWN
thread_quantity_per_inch	32 NUT THREAD
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD
NSN	5307-01-353-6958

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.380 INCHES MINIMUM AND 0.440 INCHES MAXIMUM NUT THREAD IN

•

STYLE DESIGNATOR: LOCKED IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5734 A-286 CRES ASSN STD SINGLE MATERIAL RESPONSE A

•

THREAD DIRECTION: RIGHT-HAND STUD THREAD

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.380 INCHES MINIMUM AND 0.440 INCHES MAXIMUM NUT THREAD IN
THREAD LENGTH	0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM STUD THREAD IN
STYLE DESIGNATOR	LOCKED IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5734 A-286 CRES ASSN STD SINGLE MATERIAL RESPONSE A
OVERALL LENGTH	0.829 INCHES MINIMUM AND 0.919 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND STUD THREAD
THREAD DIRECTION	RIGHT-HAND NUT THREAD
DISTANCE FROM END OF STUD END THREADS TO NUT END	0.532 INCHES MINIMUM AND 0.592 INCHES MAXIMUM IN
NOMINAL THREAD SIZE	0.312 INCHES STUD THREAD IN

OTHER ITEMS IN FSC 5307 — Studs

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625

SUBSTITUTES & CROSS-REFERENCES 1

682-557-2109Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is TR28000A-201-9?

TR28000A-201-9 is a STUD,LOCKED IN.

What parts can replace TR28000A-201-9?

There is 1 known substitute for TR28000A-201-9: 682-557-2109. Substitute compatibility should be verified for your specific system.

What is the NSN for TR28000A-201-9?

TR28000A-201-9 is cataloged in the U.S. Government catalog under NSN 5307-01-353-6958. This indicates validated use in U.S. government and defense supply chains.

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