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Technical Data Sheet
PartsTable / COMPONENT / 138-099
138-099 ✓ 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 SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include physical_form: LIQUID, ph_value_range: +6.99 TO 7.01, special_features: CONTENTS 1 PT, primary_container_type: BOTTLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-369-2445, 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
138-099
NSN: 5305-00-369-2445
FSC: 5305
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
physical_formLIQUID
ph_value_range+6.99 TO 7.01
special_featuresCONTENTS 1 PT
primary_container_typeBOTTLE
primary_container_unit_quantity1
NSN5305-00-369-2445
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 138-099 · 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
•
THREAD QUANTITY PER INCH: 40
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
COUNTERSINK ANGLE: 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER: 0.137 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH40
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.137 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESPELLET TYPE LOCKING FEATURE IN THREAD
NOMINAL THREAD DIAMETER0.112 INCHES IN
FIRST DIAMETER FROM HEAD0.080 INCHES NOMINAL IN
FASTENER LENGTH0.305 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
P140775-1PC103Interchangeable
interchangeable cross-reference
interchangeable
455290SK0Interchangeable
interchangeable cross-reference
interchangeable
2H3853Interchangeable
interchangeable cross-reference
interchangeable
12NBL2830YJ2CInterchangeable
interchangeable cross-reference
interchangeable
12NBL2830YJANG25Interchangeable
interchangeable cross-reference
interchangeable
24466-12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 138-099?
138-099 is a SCREW,EXTERNALLY RELIEVED BODY.
What parts can replace 138-099?
There are 19 known substitutes for 138-099: P140775-1PC103, 455290SK0, 2H3853 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 138-099?
138-099 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-369-2445. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026