ST2137-01 — BOLT,TEE HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

ST2137-01: BOLT,TEE HEAD.

The BOLT,TEE HEAD is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, head_style: ROUND W/WRENCH FLATS, head_height: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.730 INCHES MINIMUM AND 0.737 INCHES MAXIMUM IN, thread_length: 0.387 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-216-0153, 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

ST2137-01

NSN: 5306-01-216-0153
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)

SPECIFICATIONS

material	TITANIUM ALLOY UNS R56400 OVERALL
head_style	ROUND W/WRENCH FLATS
head_height	0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
thread_class	3A A
head_diameter	0.730 INCHES MINIMUM AND 0.737 INCHES MAXIMUM IN
thread_length	0.387 INCHES NOMINAL IN
fastener_length	0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
width_between_flats	0.310 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
nominal_thread_diameter	0.190 INCHES IN
thread_quantity_per_inch	32
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF)
NSN	5306-01-216-0153

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.387 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7460 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.190 INCHES IN

•

HEAD STYLE: ROUND W/WRENCH FLATS

•

THREAD DIRECTION: RIGHT-HAND

•

WIDTH BETWEEN FLATS: 0.310 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
FASTENER LENGTH	0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
THREAD LENGTH	0.387 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 7460 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	ROUND W/WRENCH FLATS
THREAD DIRECTION	RIGHT-HAND
WIDTH BETWEEN FLATS	0.310 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
THREAD CLASS	3A A
THREAD QUANTITY PER INCH	32

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

5306PL1498547Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 ST2137-01?

ST2137-01 is a BOLT,TEE HEAD.

What parts can replace ST2137-01?

There is 1 known substitute for ST2137-01: 5306PL1498547. Substitute compatibility should be verified for your specific system.

What is the NSN for ST2137-01?

ST2137-01 is cataloged in the U.S. Government catalog under NSN 5306-01-216-0153. This indicates validated use in U.S. government and defense supply chains.

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