20310 BLK.OXIDE — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

20310 BLK.OXIDE: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.452 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN, thread_length: 0.900 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, screw_material: COPPER ALLOY, fastener_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-052-5925, 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

20310 BLK.OXIDE

NSN: 5305-00-052-5925
FSC: 5305 — Screws
CAGE: 73734 — FEDERAL SCREW PRODUCTS, INC. (USA)

SPECIFICATIONS

head_style	FLAT COUNTERSUNK
thread_class	2A A
head_diameter	0.452 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN
thread_length	0.900 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
screw_material	COPPER ALLOY
fastener_length	1.000 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
countersink_angle	80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
internal_drive_style	CROSS RECESS TYPE 1
nominal_thread_diameter	0.250 INCHES IN
screw_surface_treatment	OXIDE
minimum_tensile_strength	57000 POUNDS PER SQUARE INCH LBS
NSN	5305-00-052-5925

COMPONENT DIAGRAM

KEY FEATURES

•

SCREW SURFACE TREATMENT: OXIDE

•

FASTENER LENGTH: 1.000 INCHES NOMINAL IN

•

SCREW MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B36 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B121 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B124 ASSN STD SINGLE MATERIAL RESPONSE

•

THREAD LENGTH: 0.900 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

•

SCREW MATERIAL: COPPER ALLOY

TECHNICAL CHARACTERISTICS

SCREW SURFACE TREATMENT	OXIDE
FASTENER LENGTH	1.000 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B36 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B121 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B124 ASSN STD SINGLE MATERIAL RESPONSE
THREAD LENGTH	0.900 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SCREW MATERIAL	COPPER ALLOY
MINIMUM TENSILE STRENGTH	57000 POUNDS PER SQUARE INCH LBS
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1

SUBSTITUTES & CROSS-REFERENCES 4

51-40167Reference document

Same NSN cross-reference

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

MS35198-73Reference document

Same NSN cross-reference

Reference document — Secondary reference

FFS92Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

5305PL1343099Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 20310 BLK.OXIDE?

20310 BLK.OXIDE is a SCREW,MACHINE.

What parts can replace 20310 BLK.OXIDE?

There are 4 known substitutes for 20310 BLK.OXIDE: 51-40167, MS35198-73, FFS92 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 20310 BLK.OXIDE?

20310 BLK.OXIDE is cataloged in the U.S. Government catalog under NSN 5305-00-052-5925. This indicates validated use in U.S. government and defense supply chains.

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