TR28000A203-15 — STUD,LOCKED IN

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

TR28000A203-15: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660, thread_class: 2A STUD THREAD A, thread_length: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM NUT THREAD IN, overall_length: 1.475 INCHES NOMINAL IN, hardness_rating: 48.0 ROCKWELL C MINIMUM, locking_feature: RING, LOCK KEYED. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-362-9819, 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

TR28000A203-15

NSN: 5307-01-362-9819
FSC: 5307 — Studs
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)

SPECIFICATIONS

material	IRON ALLOY 660
thread_class	2A STUD THREAD A
thread_length	0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM NUT THREAD IN
overall_length	1.475 INCHES NOMINAL IN
hardness_rating	48.0 ROCKWELL C MINIMUM
locking_feature	RING, LOCK KEYED
style_designator	LOCKED IN
thread_direction	RIGHT-HAND STUD THREAD
surface_treatment	PASSIVATE BODY
nominal_thread_size	0.312 INCHES NUT THREAD IN
thread_quantity_per_inch	24 NUT THREAD
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD
NSN	5307-01-362-9819

COMPONENT DIAGRAM

KEY FEATURES

•

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

•

THREAD LENGTH: 0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM NUT THREAD IN

•

HARDNESS RATING: 48.0 ROCKWELL C MINIMUM

•

STYLE DESIGNATOR: LOCKED IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.422 INCHES MINIMUM AND 0.452 INCHES MAXIMUM NUT THREAD IN
THREAD LENGTH	0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM STUD THREAD IN
HARDNESS RATING	48.0 ROCKWELL C MINIMUM
STYLE DESIGNATOR	LOCKED IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	1.475 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND STUD THREAD
THREAD DIRECTION	RIGHT-HAND NUT THREAD

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 2

682-557-2315Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

TR28001A103D15Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is TR28000A203-15?

TR28000A203-15 is a STUD,LOCKED IN.

What parts can replace TR28000A203-15?

There are 2 known substitutes for TR28000A203-15: 682-557-2315, TR28001A103D15. Substitute compatibility should be verified for your specific system.

What is the NSN for TR28000A203-15?

TR28000A203-15 is cataloged in the U.S. Government catalog under NSN 5307-01-362-9819. This indicates validated use in U.S. government and defense supply chains.

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