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Technical Data Sheet
PartsTable / COMPONENT / 20270 BLK.OXIDE
20270 BLK.OXIDE ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The 20270 BLK.OXIDE is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-954-5638, 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
20270 BLK.OXIDE
NSN: 5305-00-954-5638
FSC: 5305
CAGE: 73734 — FEDERAL SCREW PRODUCTS, INC. (USA)
SPECIFICATIONS
Part Number20270 BLK.OXIDE
NSN5305-00-954-5638
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 20270 BLK.OXIDE · 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
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
THREAD LENGTH: 0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
SCREW MATERIAL: COPPER ALLOY
•
MINIMUM TENSILE STRENGTH: 57000 POUNDS PER SQUARE INCH LBS
•
HEAD STYLE: FLAT COUNTERSUNK
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH1.000 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD LENGTH0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
SCREW MATERIALCOPPER ALLOY
MINIMUM TENSILE STRENGTH57000 POUNDS PER SQUARE INCH LBS
HEAD STYLEFLAT COUNTERSUNK
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD DIAMETER0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
AW2-1/2DInterchangeable
interchangeable cross-reference
interchangeable
7211958P3Interchangeable
interchangeable cross-reference
interchangeable
7897119P3Interchangeable
interchangeable cross-reference
interchangeable
820354REVFPT2Interchangeable
interchangeable cross-reference
interchangeable
1855063PC2Interchangeable
interchangeable cross-reference
interchangeable
10102-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20270 BLK.OXIDE?
20270 BLK.OXIDE is a 20270 BLK.OXIDE.
What parts can replace 20270 BLK.OXIDE?
There are 11 known substitutes for 20270 BLK.OXIDE: AW2-1/2D, 7211958P3, 7897119P3 and 8 more. Substitute compatibility should be verified for your specific system.
Is 20270 BLK.OXIDE still available?
20270 BLK.OXIDE is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026